MWCC/compiler_and_linker/unsorted/CExpr.c

#include "compiler/CExpr.h"
#include "compiler/CABI.h"
#include "compiler/CClass.h"
#include "compiler/CDecl.h"
#include "compiler/CError.h"
#include "compiler/CException.h"
#include "compiler/CInit.h"
#include "compiler/CInline.h"
#include "compiler/CIRTransform.h"
#include "compiler/CMachine.h"
#include "compiler/CMangler.h"
#include "compiler/CInt64.h"
#include "compiler/CObjC.h"
#include "compiler/CObjCModern.h"
#include "compiler/CParser.h"
#include "compiler/CPrep.h"
#include "compiler/CPrepTokenizer.h"
#include "compiler/CRTTI.h"
#include "compiler/CSOM.h"
#include "compiler/CTemplateNew.h"
#include "compiler/CTemplateTools.h"
#include "compiler/CodeGen.h"
#include "compiler/CompilerTools.h"
#include "compiler/PPCError.h"
#include "compiler/objects.h"
#include "compiler/scopes.h"
#include "compiler/templates.h"

Boolean (*name_obj_check)(HashNameNode *, Object *);
Boolean disallowgreaterthan;

// forward declarations
static ENode *makeaddnode(ENode *left, ENode *right);
static ENode *makesubnode(ENode *left, ENode *right);

ENode *CExpr_RewriteConst(ENode *expr) {
    Object *obj;

restart:
    if (ENODE_IS(expr, EINDIRECT) && ENODE_IS(expr->data.monadic, EOBJREF)) {
        obj = expr->data.monadic->data.objref;
        if (obj->datatype == DALIAS) {
            CExpr_AliasTransform(expr->data.monadic);
            goto restart;
        }

        if ((obj->qual & Q_10000) && expr->rtype == obj->type) {
            switch (expr->rtype->type) {
                case TYPEINT:
                case TYPEENUM:
                    expr->type = EINTCONST;
                    expr->data.intval = obj->u.data.u.intconst;
                    break;
                case TYPEPOINTER:
                    expr->type = EINTCONST;
                    expr->data.intval = obj->u.data.u.intconst;
                    expr->rtype = TYPE(&stunsignedlong);
                    expr = makemonadicnode(expr, ETYPCON);
                    expr->rtype = obj->type;
                    break;
                case TYPEFLOAT:
                    expr->type = EFLOATCONST;
                    if (obj->u.data.u.floatconst)
                        expr->data.floatval = *obj->u.data.u.floatconst;
                    else
                        expr->data.floatval = CMach_CalcFloatConvertFromInt(TYPE(&stsignedlong), cint64_zero);
                    break;
                default:
                    CError_FATAL(105);
            }
        }
    }

    return expr;
}

void optimizecomm(ENode *expr) {
    ENode *right;
    ENode *left;

    if (ENODE_IS((right = expr->data.diadic.right), EINTCONST))
        return;
    if (ENODE_IS((left = expr->data.diadic.left), EINTCONST)) {
    swap:
        expr->data.diadic.right = left;
        expr->data.diadic.left = right;
        return;
    }

    if (ENODE_IS(left, EFLOATCONST))
        return;
    if (ENODE_IS(right, EFLOATCONST))
        goto swap;

    if (expr->rtype->type > TYPEFLOAT)
        return;

    if (left->cost > right->cost)
        goto swap;
}

static void checkadditive(ENode *expr) {
    switch (expr->rtype->type) {
        case TYPEINT:
            if (expr->rtype == TYPE(&stbool))
                break;
        case TYPEFLOAT:
            return;
        case TYPEENUM:
            if (copts.cplusplus)
                break;
            return;
        case TYPEPOINTER:
            if (TPTR_TARGET(expr->rtype)->size == 0)
                CDecl_CompleteType(TPTR_TARGET(expr->rtype));
            if (TPTR_TARGET(expr->rtype)->size == 0)
                break;
            return;
        case TYPEARRAY:
            if (ENODE_IS(expr, EOBJREF))
                return;
    }

    CError_Error(CErrorStr376, expr->rtype, ENODE_QUALS(expr));
}

static void CExpr_CompareConvert(ENode **leftp, char *opname, ENode **rightp, Boolean flag) {
    ENode *left;
    ENode *right;
    CInt64 val;

    left = *leftp;
    right = *rightp;

    switch (left->rtype->type) {
        case TYPEINT:
            break;
        case TYPEFLOAT:
            if (left->rtype != right->rtype)
                CExpr_ArithmeticConversion(leftp, rightp);
            return;
        case TYPEENUM:
            left->rtype = TYPE_ENUM(left->rtype)->enumtype;
            break;
        default:
            CError_Error(CErrorStr377,
                         left->rtype, ENODE_QUALS(left),
                         opname,
                         right->rtype, ENODE_QUALS(right));
            left = nullnode();
    }

    switch (right->rtype->type) {
        case TYPEINT:
            break;
        case TYPEFLOAT:
            CExpr_ArithmeticConversion(leftp, rightp);
            return;
        case TYPEENUM:
            right->rtype = TYPE_ENUM(right->rtype)->enumtype;
            break;
        default:
            CError_Error(CErrorStr377,
                         left->rtype, ENODE_QUALS(left),
                         opname,
                         right->rtype, ENODE_QUALS(right));
            right = nullnode();
    }

    if (left->rtype == right->rtype) {
        *leftp = left;
        *rightp = right;
        return;
    }

    if (left->rtype->size == right->rtype->size) {
        if (is_unsigned(left->rtype) == is_unsigned(right->rtype)) {
            left->rtype = right->rtype;
            *leftp = left;
            *rightp = right;
            return;
        }
    } else {
        if (ENODE_IS(right, EINTCONST) && left->rtype->size <= right->rtype->size && (is_unsigned(left->rtype) == is_unsigned(right->rtype) || is_unsigned(left->rtype))) {
            val = CMach_CalcIntDiadic(left->rtype, right->data.intval, '+', cint64_zero);
            val = CMach_CalcIntDiadic(right->rtype, val, '+', cint64_zero);
            if (CInt64_Equal(val, right->data.intval)) {
                right->rtype = left->rtype;
                *leftp = left;
                *rightp = right;
                return;
            }
        }

        if (ENODE_IS(left, EINTCONST) && left->rtype->size >= right->rtype->size && (is_unsigned(left->rtype) == is_unsigned(right->rtype) || is_unsigned(right->rtype))) {
            val = CMach_CalcIntDiadic(right->rtype, left->data.intval, '+', cint64_zero);
            val = CMach_CalcIntDiadic(left->rtype, val, '+', cint64_zero);
            if (CInt64_Equal(val, left->data.intval)) {
                left->rtype = right->rtype;
                *leftp = left;
                *rightp = right;
                return;
            }
        }
    }

    *leftp = left;
    *rightp = right;
    CExpr_ArithmeticConversion(leftp, rightp);
}

static ENode *CExpr_ConstResult(ENode *expr, SInt32 value) {
    ENode *constnode;

    if (IS_TYPE_FLOAT(expr->rtype)) {
        constnode = intconstnode(TYPE(&stsignedint), value);
        constnode->type = EFLOATCONST;
        constnode->data.floatval = CMach_CalcFloatConvertFromInt(TYPE(&stsignedint), constnode->data.intval);
        constnode->rtype = expr->rtype;
    } else {
        constnode = intconstnode(expr->rtype, value);
    }

    if (CInline_ExpressionHasSideEffect(expr))
        return makediadicnode(expr, constnode, ECOMMA);
    else
        return constnode;
}

static ENode *makemultnode(ENode *left, ENode *right) {
    CExpr_ArithmeticConversion(&left, &right);
    if (iszero(left))
        return CExpr_ConstResult(right, 0);
    if (iszero(right))
        return CExpr_ConstResult(left, 0);

    if (CExpr_IsOne(right))
        return left;
    if (CExpr_IsOne(left))
        return right;

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '*', right->data.intval);
        return left;
    }
    if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        left->data.floatval = CMach_CalcFloatDiadic(left->rtype, left->data.floatval, '*', right->data.floatval);
        return left;
    }

    left = makediadicnode(left, right, EMUL);
    optimizecomm(left);
    if (IS_TYPE_INT(left->rtype) && left->rtype->size > 2) {
        left->cost++;
        if (left->cost > 200)
            left->cost = 200;
    }

    if (IS_TYPE_FLOAT(left->rtype))
        left = CExpr_BinaryFloatExpression(left);

    return left;
}

static ENode *makedivnode(ENode *left, ENode *right, Boolean no_warning) {
    CExpr_ArithmeticConversion(&left, &right);
    if (iszero(right) && IS_TYPE_INT(right->rtype)) {
        if (!no_warning)
            CError_Warning(CErrorStr139);
        return right;
    }

    if (CExpr_IsOne(right))
        return left;

    if (iszero(left) && IS_TYPE_INT(left->rtype))
        return CExpr_ConstResult(right, 0);

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '/', right->data.intval);
        return left;
    }
    if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        left->data.floatval = CMach_CalcFloatDiadic(left->rtype, left->data.floatval, '/', right->data.floatval);
        return left;
    }

    left = makediadicnode(left, right, EDIV);
    if (IS_TYPE_FLOAT(left->rtype))
        left = CExpr_BinaryFloatExpression(left);

    return left;
}

static short canadd2(ENode *expr, CInt64 value) {
    Float tmp;

    if (CInt64_IsZero(&value))
        return 1;

    switch (expr->type) {
        case EINTCONST:
            expr->data.intval = CMach_CalcIntDiadic(expr->rtype, expr->data.intval, '+', value);
            return 1;
        case EFLOATCONST:
            tmp = CMach_CalcFloatConvertFromInt(TYPE(&stsignedlong), value);
            expr->data.floatval = CMach_CalcFloatDiadic(expr->rtype, expr->data.floatval, '+', tmp);
            return 1;
        case EADD:
            if (canadd2(expr->data.diadic.left, value))
                return 1;
            if (canadd2(expr->data.diadic.right, value))
                return 1;
            return 0;
        case ESUB:
            if (canadd2(expr->data.diadic.left, value))
                return 1;
            if (canadd2(expr->data.diadic.right, CInt64_Neg(value)))
                return 1;
            return 0;
        case ETYPCON:
            if (IS_TYPE_POINTER_ONLY(expr->rtype) && ENODE_IS(expr->data.monadic, EINTCONST)) {
                expr->data.monadic->data.intval = CMach_CalcIntDiadic(TYPE(&stunsignedlong), expr->data.monadic->data.intval, '+', value);
                return 1;
            }
            return 0;
        default:
            return 0;
    }
}

short canadd(ENode *expr, SInt32 value) {
    CInt64 value64;
    CInt64_SetLong(&value64, value);
    return canadd2(expr, value64);
}

static ENode *addconst(ENode *expr, SInt32 value) {
    ENode *right;

    if (canadd(expr, value))
        return expr;

    if (stsignedint.size < 4 && (value > 0x7FFF || value < -0x8000))
        right = intconstnode(TYPE(&stsignedlong), value);
    else
        right = intconstnode(TYPE(&stsignedint), value);

    CExpr_ArithmeticConversion(&expr, &right);
    expr = makediadicnode(expr, right, EADD);
    return expr;
}

static ENode *integralpointerpromote(ENode *expr) {
    Boolean uns;
    Type *type;

    if (!IS_TYPE_INT(expr->rtype))
        expr = forceintegral(expr);

    if (expr->rtype->size != 4) {
        type = TYPE(&stunsignedlong);
        if (is_unsigned(type) != (uns = is_unsigned(expr->rtype))) {
            if (uns) {
                if (stunsignedlong.size == 4) {
                    type = TYPE(&stunsignedlong);
                } else if (stunsignedint.size == 4) {
                    type = TYPE(&stunsignedint);
                } else {
                    CError_FATAL(480);
                }
            } else {
                if (stsignedlong.size == 4) {
                    type = TYPE(&stsignedlong);
                } else if (stsignedint.size == 4) {
                    type = TYPE(&stsignedint);
                } else {
                    CError_FATAL(486);
                }
            }
        }

        if (ENODE_IS(expr, EINTCONST))
            expr->data.intval = CExpr_IntConstConvert(type, expr->rtype, expr->data.intval);
        else
            expr = makemonadicnode(expr, ETYPCON);

        expr->rtype = type;
    }

    return expr;
}

static ENode *padd(ENode *left, ENode *right) {
    Type *innertype;
    SInt32 innersize;
    ENode *expr;

    right = integralpointerpromote(right);
    innertype = TPTR_TARGET(left->rtype);
    innersize = innertype->size;
    if (innersize == 0) {
        CDecl_CompleteType(innertype);
        innersize = innertype->size;
        if (innersize == 0) {
            CError_Error(CErrorStr146);
            return left;
        }
    }

    expr = makemultnode(
            right,
            intconstnode((innersize > 0x7FFF) ? TYPE(&stsignedlong) : TYPE(&stsignedint), innersize));

    if (ENODE_IS(expr, EINTCONST) && canadd2(left, expr->data.intval))
        return left;

    if (ENODE_IS(left, EADD) && ENODE_IS(left->data.diadic.right, EINTCONST)) {
        left->data.diadic.left = makediadicnode(left->data.diadic.left, expr, EADD);
        return left;
    }

    expr = makediadicnode(left, expr, EADD);
    expr->rtype = left->rtype;
    expr->flags = left->flags;
    return expr;
}

static ENode *psub(ENode *left, ENode *right) {
    Type *innertype;
    SInt32 innersize;
    ENode *expr;

    if (IS_TYPE_POINTER(right->rtype)) {
        innersize = TPTR_TARGET(left->rtype)->size;
        if (innersize == 0) {
            CDecl_CompleteType(TPTR_TARGET(left->rtype));
            innersize = TPTR_TARGET(left->rtype)->size;
            if (innersize == 0) {
                CError_Error(CErrorStr146);
                return left;
            }
        }

        if (!is_typeequal(left->rtype, right->rtype)) {
            CError_Error(CErrorStr245, left->rtype, ENODE_QUALS(left), right->rtype, ENODE_QUALS(right));
            return left;
        }

        if (ENODE_IS(left, ETYPCON) && ENODE_IS(left->data.monadic, EINTCONST) && ENODE_IS(right, ETYPCON) && ENODE_IS(right->data.monadic, EINTCONST)) {
            left->data.monadic->rtype = right->data.monadic->rtype = CABI_GetPtrDiffTType();
            expr = makesubnode(left->data.monadic, right->data.monadic);
            if (innersize > 1)
                expr = makedivnode(expr, intconstnode(CABI_GetPtrDiffTType(), innersize), 11);
            return expr;
        }

        expr = makediadicnode(left, right, ESUB);
        expr->rtype = CABI_GetPtrDiffTType();
        if (innersize > 1)
            expr = makediadicnode(expr, intconstnode(CABI_GetPtrDiffTType(), innersize), EDIV);
        return expr;
    }

    right = integralpointerpromote(right);
    innertype = TPTR_TARGET(left->rtype);
    innersize = innertype->size;
    if (innersize == 0) {
        CDecl_CompleteType(innertype);
        innersize = innertype->size;
        if (innersize == 0) {
            CError_Error(CErrorStr146);
            return left;
        }
    }

    expr = makemultnode(right, intconstnode(CABI_GetPtrDiffTType(), innersize));
    if (ENODE_IS(expr, EINTCONST) && canadd2(left, CInt64_Neg(expr->data.intval)))
        return left;

    expr = makediadicnode(left, expr, ESUB);
    expr->rtype = left->rtype;
    expr->flags = left->flags;
    return expr;
}

static ENode *makeaddnode(ENode *left, ENode *right) {
    if (IS_TYPE_POINTER(left->rtype))
        return padd(left, right);
    if (IS_TYPE_POINTER(right->rtype))
        return padd(right, left);

    CExpr_ArithmeticConversion(&left, &right);
    if (iszero(right))
        return left;
    if (iszero(left))
        return right;

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '+', right->data.intval);
        return left;
    }
    if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        left->data.floatval = CMach_CalcFloatDiadic(left->rtype, left->data.floatval, '+', right->data.floatval);
        return left;
    }

    if (ENODE_IS(left, EINTCONST) && canadd2(right, left->data.intval))
        return right;
    if (ENODE_IS(right, EINTCONST) && canadd2(left, right->data.intval))
        return left;

    left = makediadicnode(left, right, EADD);
    optimizecomm(left);
    if (IS_TYPE_FLOAT(left->rtype))
        left = CExpr_BinaryFloatExpression(left);
    return left;
}

static ENode *makesubnode(ENode *left, ENode *right) {
    if (ENODE_IS(right, EINTCONST) && !is_unsigned(right->rtype) && !IS_TYPE_FLOAT(left->rtype)) {
        right->data.intval = CInt64_Neg(right->data.intval);
        return makeaddnode(left, right);
    }

    if (IS_TYPE_POINTER(left->rtype))
        return psub(left, right);

    CExpr_ArithmeticConversion(&left, &right);
    if (iszero(right))
        return left;
    if (iszero(left)) {
        if (ENODE_IS(right, EINTCONST)) {
            right->data.intval = CInt64_Neg(right->data.intval);
            return right;
        }
        if (ENODE_IS(right, EFLOATCONST)) {
            right->data.floatval = CMach_CalcFloatMonadic(right->rtype, '-', right->data.floatval);
            return right;
        }
        return CExpr_UnaryFloatExpression(makemonadicnode(right, EMONMIN));
    }

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '-', right->data.intval);
        return left;
    }
    if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        left->data.floatval = CMach_CalcFloatDiadic(left->rtype, left->data.floatval, '-', right->data.floatval);
        return left;
    }

    if (ENODE_IS(right, EINTCONST) && canadd2(left, CInt64_Neg(right->data.intval)))
        return left;

    left = makediadicnode(left, right, ESUB);
    if (IS_TYPE_FLOAT(left->rtype))
        left = CExpr_BinaryFloatExpression(left);
    return left;
}

ENode *checkreference(ENode *expr) {
    if (!IS_TYPE_REFERENCE(expr->rtype))
        return expr;

    expr = makemonadicnode(expr, EINDIRECT);
    expr->rtype = TPTR_TARGET(expr->rtype);
    return expr;
}

static ENode *pointer_generation2(ENode *expr) {
    switch (expr->type) {
        case EINDIRECT:
            switch (expr->rtype->type) {
                case TYPEARRAY:
                    switch (expr->data.monadic->type) {
                        case EPOSTINC:
                        case EPOSTDEC:
                        case EPREINC:
                        case EPREDEC:
                            expr->type = ETYPCON;
                            expr->rtype = CDecl_NewPointerType(TPTR_TARGET(expr->rtype));
                            return expr;
                        default:
                            expr->data.monadic->rtype = CDecl_NewPointerType(TPTR_TARGET(expr->rtype));
                            expr->data.monadic->flags = expr->flags;
                            return expr->data.monadic;
                    }
                case TYPEFUNC:
                    expr = expr->data.monadic;
                    if (ENODE_IS(expr, EOBJREF) && expr->data.objref->datatype == DINLINEFUNC)
                        CError_Error(CErrorStr175);
                    return expr;
            }
    }
    return expr;
}

ENode *pointer_generation(ENode *expr) {
    return CExpr_RewriteConst(pointer_generation2(expr));
}

ENode *CExpr_PointerGeneration(ENode *expr) {
    switch (expr->type) {
        case EINDIRECT:
            switch (expr->rtype->type) {
                case TYPEARRAY:
                    expr->data.monadic->rtype = CDecl_NewPointerType(TPTR_TARGET(expr->rtype));
                    return expr->data.monadic;
                case TYPEFUNC:
                    return expr->data.monadic;
            }
    }
    return expr;
}

static void CExpr_ConstPointerCheck(ENode *expr, Type *type, short qual) {
    Type *exprtype;
    Type *b;
    Type *a;
    short exprqual;

    exprtype = expr->rtype;
    if (IS_TYPE_POINTER_ONLY(type) && IS_TYPE_POINTER_ONLY(exprtype)) {
        exprqual = expr->flags;

        if (TPTR_TARGET(type) == &stvoid) {
            exprqual = CParser_GetCVTypeQualifiers(TPTR_TARGET(exprtype), exprqual);
        } else {
            a = TPTR_TARGET(type);
            b = TPTR_TARGET(exprtype);
            while (IS_TYPE_POINTER_ONLY(a) && IS_TYPE_POINTER_ONLY(b)) {
                if (CParser_IsMoreCVQualified(TPTR_QUAL(b), TPTR_QUAL(a))) {
                    CError_Warning(CErrorStr220, expr->rtype, ENODE_QUALS(expr), type, qual);
                    return;
                }
                a = TPTR_TARGET(a);
                b = TPTR_TARGET(b);
            }
        }

        if (CParser_IsMoreCVQualified(exprqual, qual)) {
            CError_Warning(CErrorStr220, expr->rtype, ENODE_QUALS(expr), type, (UInt32) qual);
        }
    }
}

ENode *oldassignmentpromotion(ENode *expr, Type *type, short qual, Boolean flag) {
    Boolean is_ref;
    UInt32 ref_qual;
    short orig_qual;

    is_ref = 0;
    if (!IS_TYPE_MEMBERPOINTER(type)) {
        if (IS_TYPE_REFERENCE(type)) {
            if (ENODE_IS(expr, ECOND))
                expr = CExpr_LValue(expr, 0, 0);
            expr = pointer_generation2(expr);
            ref_qual = CParser_GetCVTypeQualifiers(expr->rtype, expr->flags);
            is_ref = 1;
        } else {
            expr = pointer_generation(expr);
        }
    }

    if (ENODE_IS(expr, EMEMBER))
        expr = getpointertomemberfunc(expr, type, 1);

    if (!is_ref)
        CExpr_ConstPointerCheck(expr, type, qual);
    else
        CExpr_ConstPointerCheck(expr, TPTR_TARGET(type), qual);

    if (!(assign_check(expr, type, orig_qual = qual, 1, 0, flag)))
        return expr;

    if (is_ref) {
        if (temp_reference_init) {
            switch (TPTR_TARGET(type)->type) {
                case TYPEPOINTER:
                    qual = TPTR_QUAL(TPTR_TARGET(type));
            }
            if (!(qual & Q_CONST))
                CError_Warning(CErrorStr228);
        } else {
            if (ref_qual && ref_qual > CParser_GetCVTypeQualifiers(TPTR_TARGET(type), orig_qual))
                CError_Warning(CErrorStr259);
        }
    }

    return assign_node;
}

ENode *argumentpromotion(ENode *expr, Type *type, short qual, Boolean flag) {
    ENode *tmp;
    ENodeList *list;

    if (IS_TYPE_CLASS(type) && CClass_ReferenceArgument(TYPE_CLASS(type))) {
        if ((tmp = CExpr_IsTempConstruction(expr, type, NULL)))
            return tmp;

        list = lalloc(sizeof(ENodeList));
        list->next = NULL;
        list->node = expr;
        tmp = CExpr_ConstructObject(
                TYPE_CLASS(type),
                create_temp_node(type),
                list, 1, 1, 1, 1, 0);
        return getnodeaddress(tmp, 0);
    }

    return CExpr_AssignmentPromotion(expr, type, qual, flag);
}

ENode *classargument(ENode *expr) {
    ENodeList *list;

    if (CClass_CopyConstructor(TYPE_CLASS(expr->rtype))) {
        list = lalloc(sizeof(ENodeList));
        list->next = NULL;
        list->node = expr;
        return CExpr_ConstructObject(
                TYPE_CLASS(expr->rtype),
                create_temp_node(expr->rtype),
                list, 1, 1, 1, 1, 0);
    }

    return expr;
}

ENodeList *CExpr_ScanExpressionList(Boolean is_parens) {
    ENodeList *list;
    ENodeList *current;

    if (is_parens && tk == ')')
        return NULL;

    list = current = lalloc(sizeof(ENodeList));

    while (1) {
        current->next = NULL;
        current->node = assignment_expression();
        if (copts.old_argmatch && !ENODE_IS(current->node, EMEMBER))
            current->node = pointer_generation(current->node);

        if (is_parens) {
            if (tk == ')')
                break;
        } else {
            if (tk == ']')
                break;
        }

        if (tk != ',') {
            CError_ErrorSkip(CErrorStr116);
            break;
        }

        tk = lex();
        current->next = lalloc(sizeof(ENodeList));
        current = current->next;
    }

    return list;
}

static ENode *skipcommaexpr(ENode *expr) {
    while (ENODE_IS(expr, ECOMMA))
        expr = expr->data.diadic.right;
    return expr;
}

ENode *CExpr_DoExplicitConversion(Type *type, UInt32 qual, ENodeList *list) {
    Object *obj;
    ENode *tmp;

    if (!IS_TYPE_CLASS(type)) {
        if (!list)
            return do_typecast(nullnode(), type, qual);
        if (list->next)
            CError_Error(CErrorStr356);
        return do_typecast(pointer_generation(list->node), type, qual);
    }

    CDecl_CompleteType(type);
    if (!(TYPE_CLASS(type)->flags & CLASS_FLAGS_2))
        CError_Error(CErrorStr136, type, 0);

    CanCreateObject(type);
    if (!list && CClass_IsPODClass(TYPE_CLASS(type))) {
        obj = CParser_NewGlobalDataObject(NULL);
        obj->name = CParser_GetUniqueName();
        obj->nspace = cscope_root;
        obj->type = type;
        obj->qual = qual;
        obj->sclass = TK_STATIC;
        CInit_DeclareData(obj, NULL, NULL, type->size);

        tmp = makemonadicnode(create_temp_node(type), EINDIRECT);
        tmp->rtype = type;
        tmp->flags = qual & ENODE_FLAG_QUALS;
        return makediadicnode(tmp, create_objectnode(obj), EASS);
    }

    return CExpr_ConstructObject(TYPE_CLASS(type), create_temp_node(type), list, 1, 1, 1, 1, 1);
}

static ENode *CExpr_TemplArgDepCast(Type *type, UInt32 qual, ENodeList *args) {
    ENode *expr = CExpr_NewTemplDepENode(TDE_CAST);
    expr->data.templdep.u.cast.args = args;
    expr->data.templdep.u.cast.type = type;
    expr->data.templdep.u.cast.qual = qual;
    return expr;
}

static ENode *CExpr_ParseExplicitConversion(Type *type, UInt32 qual) {
    ENodeList *args;
    ENodeList *scan;

    if (IS_TEMPL_CLASS(type) && !CParser_CheckTemplateClassUsage(TEMPL_CLASS(type), 1))
        type = TYPE(&stsignedint);

    if (tk == '(')
        tk = lex();
    else
        CError_Error(CErrorStr114);

    args = CExpr_ScanExpressionList(1);
    if (tk != ')') {
        CError_Error(CErrorStr115);
        return nullnode();
    }

    tk = lex();
    if (CTemplTool_IsTemplateArgumentDependentType(type))
        return CExpr_TemplArgDepCast(type, qual, args);

    for (scan = args; scan; scan = scan->next) {
        if (CTemplTool_IsTemplateArgumentDependentExpression(scan->node))
            return CExpr_TemplArgDepCast(type, qual, args);
    }

    return CExpr_DoExplicitConversion(type, qual, args);
}

static ENode *CExpr_MemberVarAccess(BClassList *path, ObjMemberVar *var, ENode *expr) {
    ENode *accessnode;
    BClassList *varpath;

    CError_ASSERT(1152, path);

    if (TYPE_CLASS(path->type)->sominfo)
        return CSOM_MemberVarAccess(path, var, expr);

    varpath = NULL;
    if (var->has_path)
        varpath = OBJ_MEMBER_VAR_PATH(var)->path;
    accessnode = CExpr_GetClassAccessNode(path, varpath, expr, NULL, var->access, 1);
    if (!accessnode)
        return nullnode();

    return CClass_AccessMember(accessnode, var->type, var->qual, var->offset);
}

static Boolean CExpr_IsTemplateFunc(Object *obj) {
    return IS_TEMPL_FUNC(obj->type);
}

static ENode *CExpr_ExplicitTemplateArgCheck(CScopeParseResult *pr) {
    NameSpaceObjectList *list;
    NameSpaceObjectList *newhead;
    NameSpaceObjectList *newlist;
    ENode *expr;

    if (pr->obj_10) {
        if (pr->obj_10->otype != OT_OBJECT || !CExpr_IsTemplateFunc(OBJECT(pr->obj_10)))
            return NULL;

        list = lalloc(sizeof(NameSpaceObjectList));
        memclrw(list, sizeof(NameSpaceObjectList));
        list->object = pr->obj_10;
    } else if (pr->nsol_14) {
        for (list = pr->nsol_14; list; list = list->next) {
            if (list->object->otype == OT_OBJECT && CExpr_IsTemplateFunc(OBJECT(list->object))) {
                newhead = newlist = galloc(sizeof(NameSpaceObjectList));
                *newlist = *list;
                newlist->next = NULL;
                while ((list = list->next)) {
                    if (list->object->otype == OT_OBJECT && CExpr_IsTemplateFunc(OBJECT(list->object))) {
                        newlist->next = galloc(sizeof(NameSpaceObjectList));
                        newlist = newlist->next;
                        *newlist = *list;
                        newlist->next = NULL;
                    }
                }
                list = newhead;
                break;
            }
        }
        if (!list)
            return NULL;
    } else {
        return NULL;
    }

    expr = CExpr_NewENode(EOBJLIST);
    expr->rtype = OBJECT(list->object)->type;
    expr->data.objlist.list = list;
    expr->data.objlist.templargs = CTempl_ParseUncheckTemplArgs(NULL, 0);

    tk = lex();
    return expr;
}

ENode *CExpr_MakeNameLookupResultExpr(CScopeParseResult *pr) {
    ENode *expr;

    if (pr->obj_10) {
        switch (pr->obj_10->otype) {
            case OT_OBJECT:
                CClass_CheckObjectAccess(pr->bcl_18, OBJECT(pr->obj_10));
                return create_objectnode(OBJECT(pr->obj_10));
            case OT_ENUMCONST:
                CClass_CheckEnumAccess(pr->bcl_18, OBJ_ENUM_CONST(pr->obj_10));
                expr = lalloc(sizeof(ENode));
                expr->type = EINTCONST;
                expr->cost = 0;
                expr->flags = 0;
                expr->rtype = OBJ_ENUM_CONST(pr->obj_10)->type;
                expr->data.intval = OBJ_ENUM_CONST(pr->obj_10)->val;
                return expr;
            case OT_MEMBERVAR:
                CError_Error(CErrorStr221);
                return nullnode();
            default:
                CError_FATAL(1268);
        }
    }

    if (pr->nsol_14) {
        expr = CExpr_NewENode(EOBJLIST);
        expr->rtype = OBJECT(pr->nsol_14->object)->type;
        expr->data.objlist.list = pr->nsol_14;
        return expr;
    }

    CError_FATAL(1278);
    return NULL;
}

static Type *CExpr_NewPTMType(EMemberInfo *member, Object *obj) {
    TypeMemberPointer *ptm;
    TypeMethod *tmethod;
    BClassList *path;

    ptm = galloc(sizeof(TypeMemberPointer));
    memclrw(ptm, sizeof(TypeMemberPointer));
    ptm->type = TYPEMEMBERPOINTER;

    if (member->list->object->otype == OT_MEMBERVAR) {
        path = member->path;
        while (path->next)
            path = path->next;
        ptm->size = 4;
        ptm->ty2 = path->type;
        ptm->ty1 = OBJ_MEMBER_VAR(member->list->object)->type;
    } else {
        if (!obj) {
            CError_ASSERT(1306, member->list->object->otype == OT_OBJECT);
            obj = OBJECT(member->list->object);
            CError_ASSERT(1308, IS_TYPE_FUNC(obj->type));
        }

        tmethod = galloc(sizeof(TypeMethod));
        memclrw(tmethod, sizeof(TypeMethod));
        *tmethod = *TYPE_METHOD(obj->type);

        CError_ASSERT(1312, tmethod->args);

        tmethod->args = tmethod->args->next;
        CDecl_MakePTMFuncType(TYPE_FUNC(tmethod));
        tmethod->flags &= ~FUNC_FLAGS_2;

        ptm->size = 12;
        ptm->ty2 = TYPE(tmethod->theclass);
        ptm->ty1 = TYPE(tmethod);
    }

    return TYPE(ptm);
}

static ENode *CExpr_ParseNameResultExpr(CScopeParseResult *pr, ENode *expr, Boolean flag1, Boolean flag2) {
    ENode *result;
    ENode *ta_expr;
    ObjEnumConst *oec;
    TemplateAction *act;
    EMemberInfo *member;
    NameSpaceObjectList *list;
    Object *obj;
    TypeFunc *tfunc;
    SInt32 val;

    if (pr->x8) {
        if (copts.cplusplus) {
            if (IS_TYPE_TEMPLATE(pr->x8)) {
                if (TYPE_TEMPLATE(pr->x8)->dtype == TEMPLDEP_ARGUMENT && TYPE_TEMPLATE(pr->x8)->u.pid.type == TPT_NONTYPE) {
                    result = CExpr_NewTemplDepENode(TDE_PARAM);
                    result->data.templdep.u.pid = TYPE_TEMPLATE(pr->x8)->u.pid;
                    tk = lex();
                    return result;
                }
                if (TYPE_TEMPLATE(pr->x8)->dtype == TEMPLDEP_QUALNAME && !pr->x20) {
                    result = CExpr_NewTemplDepENode(TDE_QUALNAME);
                    result->data.templdep.u.qual.type = TYPE_TEMPLATE(pr->x8)->u.qual.type;
                    result->data.templdep.u.qual.name = TYPE_TEMPLATE(pr->x8)->u.qual.name;
                    tk = lex();
                    return result;
                }
            }
            tk = lex();
            return CExpr_ParseExplicitConversion(pr->x8, pr->xC);
        }
        CError_ErrorSkip(CErrorStr141);
        tk = lex();
        return nullnode();
    }

    if (pr->obj_10) {
        switch (pr->obj_10->otype) {
            case OT_OBJECT:
                if (OBJECT(pr->obj_10)->nspace && OBJECT(pr->obj_10)->nspace->theclass && (OBJECT(pr->obj_10)->nspace->theclass->flags & CLASS_FLAGS_100)) {
                    result = CExpr_NewTemplDepENode(TDE_OBJ);
                    result->data.templdep.u.obj = OBJECT(pr->obj_10);
                    tk = lex();
                    return result;
                }
                if (!expr || !IS_TEMPL_FUNC(OBJECT(pr->obj_10)->type)) {
                    if (!IS_TYPE_NONSTATIC_METHOD(OBJECT(pr->obj_10)->type)) {
                        tk = lex();
                        if (tk == '<' && (ta_expr = CExpr_ExplicitTemplateArgCheck(pr)))
                            return ta_expr;
                        if (OBJECT(pr->obj_10)->datatype == DLOCAL && OBJECT(pr->obj_10)->u.var.info->func != cscope_currentfunc) {
                            CError_Error(CErrorStr330);
                            return nullnode();
                        }
                        if (OBJECT(pr->obj_10)->datatype == DEXPR) {
                            result = CInline_CopyExpression(OBJECT(pr->obj_10)->u.expr, CopyMode0);
                            if (IS_TYPE_POINTER_ONLY(result->rtype) && ENODE_IS(result, EINTCONST)) {
                                result = makemonadicnode(result, ETYPCON);
                                result->data.monadic->rtype = TYPE(&stunsignedlong);
                            }
                            return result;
                        }
                        CClass_CheckObjectAccess(pr->bcl_18, OBJECT(pr->obj_10));
                        if (tk == '(' && flag2 && OBJECT(pr->obj_10)->datatype == DFUNC && copts.cplusplus && !pr->x1D && !IS_TYPEFUNC_METHOD(TYPE_FUNC(OBJECT(pr->obj_10)->type))) {
                            result = CExpr_NewENode(EOBJLIST);
                            result->rtype = OBJECT(pr->obj_10)->type;
                            result->data.objlist.list = galloc(sizeof(NameSpaceObjectList));
                            result->data.objlist.list->next = pr->nsol_14;
                            result->data.objlist.list->object = pr->obj_10;
                            result->data.objlist.name = OBJECT(pr->obj_10)->name;
                            return result;
                        }

                        result = create_objectnode(OBJECT(pr->obj_10));
                        if (expr) {
                            while (ENODE_IS(expr, EINDIRECT))
                                expr = expr->data.monadic;
                            switch (expr->type) {
                                case EINTCONST:
                                case EOBJREF:
                                case EOBJLIST:
                                    break;
                                default:
                                    result = makecommaexpression(expr, result);
                            }
                        }
                        return result;
                    }
                    if (CClass_IsDestructor(OBJECT(pr->obj_10))) {
                        if ((tk = lex()) != '(') {
                            CError_Error(CErrorStr114);
                            return nullnode();
                        }
                        if ((tk = lex()) != ')') {
                            CError_Error(CErrorStr115);
                            return nullnode();
                        }
                        if (!expr && (!cscope_currentfunc || !cscope_currentclass || !cscope_is_member_func)) {
                            CError_Error(CErrorStr221);
                            return nullnode();
                        }
                        if (pr->isambig)
                            CError_Error(CErrorStr188);

                        if ((expr = CExpr_GetClassAccessNode(pr->bcl_18, NULL, expr, OBJECT(pr->obj_10), pr->obj_10->access, 1))) {
                            tk = lex();
                            return CABI_DestroyObject(OBJECT(pr->obj_10), expr->data.monadic, 1, pr->x1D, 0);
                        }
                    }
                }
                break;
            case OT_ENUMCONST:
                CClass_CheckEnumAccess(pr->bcl_18, OBJ_ENUM_CONST(pr->obj_10));
                oec = OBJ_ENUM_CONST(pr->obj_10);
                if (CInt64_IsZero(&oec->val) && IS_TYPE_ENUM(oec->type) && TYPE_ENUM(oec->type)->nspace && TYPE_ENUM(oec->type)->nspace->theclass && (TYPE_ENUM(oec->type)->nspace->theclass->flags & CLASS_FLAGS_100)) {
                    val = 0;
                    expr = NULL;
                    for (act = TEMPL_CLASS(TYPE_ENUM(oec->type)->nspace->theclass)->actions; act; act = act->next) {
                        if (act->type == TAT_ENUMERATOR) {
                            if (act->u.enumerator.initexpr) {
                                expr = act->u.enumerator.initexpr;
                                val = 0;
                            } else {
                                val++;
                            }
                            if (act->u.enumerator.objenumconst == oec) {
                                CError_ASSERT(1521, expr);
                                expr = CInline_CopyExpression(expr, CopyMode0);
                                if (val)
                                    expr = makediadicnode(expr, intconstnode(TYPE(&stsignedlong), val), EADD);
                                tk = lex();
                                return expr;
                            }
                        }
                    }
                }
                result = lalloc(sizeof(ENode));
                result->type = EINTCONST;
                result->cost = 0;
                result->flags = 0;
                result->rtype = OBJ_ENUM_CONST(pr->obj_10)->type;
                result->data.intval = OBJ_ENUM_CONST(pr->obj_10)->val;
                tk = lex();
                return result;
            case OT_MEMBERVAR:
                if (!flag1 || expr || !pr->x1D) {
                    if (pr->isambig)
                        CError_Error(CErrorStr188);
                    result = checkreference(CExpr_MemberVarAccess(pr->bcl_18, OBJ_MEMBER_VAR(pr->obj_10), expr));
                    tk = lex();
                    return result;
                }
                break;
            default:
                CError_FATAL(1552);
        }

        member = lalloc(sizeof(EMemberInfo));
        memclrw(member, sizeof(EMemberInfo));
        member->path = pr->bcl_18;
        member->expr = expr;
        member->pr_1D = pr->x1D;
        member->isambig = pr->isambig;
        if ((tk = lex()) == '<' && (ta_expr = CExpr_ExplicitTemplateArgCheck(pr))) {
            CError_ASSERT(1564, ENODE_IS(ta_expr, EOBJLIST));
            member->list = ta_expr->data.objlist.list;
            member->templargs = ta_expr->data.objlist.templargs;
        } else {
            member->list = galloc(sizeof(NameSpaceObjectList));
            member->list->next = NULL;
            member->list->object = pr->obj_10;
        }

        result = CExpr_NewENode(EMEMBER);
        result->data.emember = member;
        result->rtype = &stvoid;
        return result;
    }

    if (pr->nsol_14) {
        if ((tk = lex()) == '<' && (ta_expr = CExpr_ExplicitTemplateArgCheck(pr))) {
            CError_ASSERT(1591, ENODE_IS(ta_expr, EOBJLIST));
            for (list = ta_expr->data.objlist.list; list; list = list->next) {
                if (list->object->otype == OT_OBJECT && IS_TYPE_NONSTATIC_METHOD(OBJECT(list->object)->type)) {
                    member = lalloc(sizeof(EMemberInfo));
                    memclrw(member, sizeof(EMemberInfo));

                    member->path = pr->bcl_18;
                    member->expr = expr;
                    member->list = ta_expr->data.objlist.list;
                    member->templargs = ta_expr->data.objlist.templargs;
                    member->pr_1D = pr->x1D;
                    member->isambig = pr->isambig;

                    result = CExpr_NewENode(EMEMBER);
                    result->data.emember = member;
                    result->rtype = &stvoid;
                    return result;
                }
            }
            return ta_expr;
        }

        for (list = pr->nsol_14; list; list = list->next) {
            if (list->object->otype == OT_OBJECT && IS_TYPE_NONSTATIC_METHOD(OBJECT(list->object)->type)) {
                member = lalloc(sizeof(EMemberInfo));
                memclrw(member, sizeof(EMemberInfo));

                member->path = pr->bcl_18;
                member->expr = expr;
                member->list = pr->nsol_14;
                member->pr_1D = pr->x1D;
                member->isambig = pr->isambig;

                result = CExpr_NewENode(EMEMBER);
                result->data.emember = member;
                result->rtype = &stvoid;
                return result;
            }
        }

        if (tk == '<' && (ta_expr = CExpr_ExplicitTemplateArgCheck(pr)))
            return ta_expr;

        result = CExpr_NewENode(EOBJLIST);
        result->rtype = OBJECT(pr->nsol_14->object)->type;
        result->data.objlist.list = pr->nsol_14;
        if (tk == '(' && copts.cplusplus && flag2 && !pr->x1D && pr->nsol_14->object->otype == OT_OBJECT)
            result->data.objlist.name = OBJECT(pr->nsol_14->object)->name;
        return result;
    }

    if (pr->name_4) {
        if (copts.cplusplus && flag2) {
            if (lookahead() == '(') {
                result = CExpr_NewENode(EOBJLIST);
                result->rtype = &stvoid;
                result->data.objlist.name = pr->name_4;
                tk = lex();
                return result;
            }
            CError_Error(CErrorStr140, pr->name_4->name);
            tk = lex();
            return nullnode();
        }

        if (lookahead() != '(') {
            CError_Error(CErrorStr140, pr->name_4->name);
            tk = lex();
            return nullnode();
        }

        if (copts.require_prototypes)
            CError_Error(CErrorStr178);

        tfunc = galloc(sizeof(TypeFunc));
        memclrw(tfunc, sizeof(TypeFunc));
        tfunc->type = TYPEFUNC;
        tfunc->functype = TYPE(&stsignedint);
        tfunc->args = &oldstyle;
        CDecl_SetFuncFlags(tfunc, 0);

        obj = CParser_NewFunctionObject(NULL);
        obj->name = pr->name_4;
        obj->sclass = TK_EXTERN;
        obj->nspace = cscope_root;
        obj->type = TYPE(tfunc);

        CScope_AddGlobalObject(obj);
        tk = lex();
        return create_objectrefnode(obj);
    }

    CError_FATAL(1711);
    return NULL;
}

static ENode *CExpr_ParseRotate(Boolean is_right) {
    ENode *expr1;
    ENode *expr2;

    if (lex() != '(') {
        CError_Error(CErrorStr114);
        return nullnode();
    }

    tk = lex();
    expr1 = assignment_expression();

    if (tk != ',') {
        CError_Error(CErrorStr116);
        return nullnode();
    }

    tk = lex();
    expr2 = assignment_expression();

    if (tk != ')') {
        CError_Error(CErrorStr115);
        return nullnode();
    }

    if (!IS_TYPE_INT(expr1->rtype))
        expr1 = forceintegral(expr1);
    expr2 = integralpromote(expr2);

    tk = lex();
    if (iszero(expr1) || iszero(expr2))
        return expr1;

    return makediadicnode(expr1, expr2, is_right ? EROTR : EROTL);
}

static ENode *CExpr_ParseNextArg(void) {
    NameSpaceObjectList *list;
    CScopeParseResult pr;
    ENode *expr;
    SInt32 rounded_size;

    if ((tk = lex()) != '(') {
        CError_Error(CErrorStr114);
        return nullnode();
    }
    if ((tk = lex()) != TK_IDENTIFIER) {
        CError_Error(CErrorStr107);
        return nullnode();
    }

    list = CScope_FindObjectList(&pr, tkidentifier);
    if (!list) {
        CError_Error(CErrorStr140, tkidentifier->name);
        return nullnode();
    }

    if (list->object->otype != OT_OBJECT || OBJECT(list->object)->datatype != DLOCAL) {
        CError_Error(CErrorStr140, tkidentifier->name);
        return nullnode();
    }

    rounded_size = CMach_RoundedSizeOf(OBJECT(list->object));
    expr = CExpr_MakeObjRefNode(OBJECT(list->object), 1);
    expr = makediadicnode(expr, intconstnode(CABI_GetPtrDiffTType(), rounded_size), EADD);
    expr->rtype = TYPE(&void_ptr);

    if ((tk = lex()) != ')') {
        CError_Error(CErrorStr115);
        return expr;
    } else {
        tk = lex();
        return expr;
    }
}

static ENode *CExpr_ParseVecStep(void) {
    ENode *expr;
    Type *type;
    SInt32 value;
    DeclInfo di;

    expr = intconstnode(TYPE(&stsignedint), 0);
    if ((tk = lex()) == '(') {
        if (tk == '(' && islookaheaddeclaration()) {
            tk = lex();
            memclrw(&di, sizeof(DeclInfo));
            CParser_GetDeclSpecs(&di, 0);
            scandeclarator(&di);
            if (di.name)
                CError_Error(CErrorStr121);

            if (tk != ')')
                CError_ErrorSkip(CErrorStr115);
            else
                tk = lex();

            type = di.thetype;
            if (IS_TYPE_REFERENCE(type))
                type = TPTR_TARGET(type);
        } else {
            expr = unary_expression();
            if (ENODE_IS(expr, EINDIRECT) && ENODE_IS(expr->data.monadic, EBITFIELD))
                CError_Error(CErrorStr144);
            type = expr->rtype;
        }

        CDecl_CompleteType(type);
        if (IS_TYPE_VECTOR(type)) {
            switch (TYPE_STRUCT(type)->stype) {
                case STRUCT_TYPE_4:
                case STRUCT_TYPE_5:
                case STRUCT_TYPE_6:
                    value = 16;
                    break;
                case STRUCT_TYPE_7:
                case STRUCT_TYPE_8:
                case STRUCT_TYPE_9:
                case STRUCT_TYPE_E:
                    value = 8;
                    break;
                default:
                    value = 4;
            }
            expr = intconstnode(TYPE(&stsignedint), value);
        } else {
            PPCError_Error(104, "vec_step", "vec_step", type, 0);
        }
    } else {
        CError_Error(CErrorStr114);
    }

    return expr;
}

static SInt32 CExpr_BuiltInComputeAlign(Type *type) {
    return CMach_GetTypeAlign(type);
}

static SInt32 CExpr_AtomTypeID(IntegralType what) {
    switch (what) {
        case IT_BOOL: return 1;
        case IT_CHAR: return 2;
        case IT_SCHAR: return 3;
        case IT_UCHAR: return 4;
        case IT_WCHAR_T: return 5;
        case IT_SHORT: return 6;
        case IT_USHORT: return 7;
        case IT_INT: return 8;
        case IT_UINT: return 9;
        case IT_LONG: return 10;
        case IT_ULONG: return 10;
        case IT_LONGLONG: return 12;
        case IT_ULONGLONG: return 13;
        case IT_FLOAT: return 14;
        case IT_SHORTDOUBLE: return 15;
        case IT_DOUBLE: return 16;
        case IT_LONGDOUBLE: return 17;
        case IT_17: return 32;
        case IT_18: return 33;
        case IT_19: return 34;
        case IT_20: return 35;
        case IT_21: return 36;
        case IT_22: return 37;
        case IT_23: return 38;
        case IT_24: return 39;
        default:
            CError_FATAL(1976);
            return 0;
    }
}

static SInt32 CExpr_BuiltInComputeType(Type *type) {
    switch (type->type) {
        case TYPEINT:
            return 0x100 | CExpr_AtomTypeID(TYPE_INTEGRAL(type)->integral);
        case TYPEFLOAT:
            return 0x200 | CExpr_AtomTypeID(TYPE_INTEGRAL(type)->integral);
        case TYPEENUM:
            return 0x400 | (CExpr_BuiltInComputeType(TYPE_ENUM(type)->enumtype) & 0xFF);
        case TYPEPOINTER:
            return 0x800;
        case TYPEARRAY:
            return 0x1000;
        case TYPESTRUCT:
            return 0x2000;
        case TYPECLASS:
            return 0x2000;
        case TYPEMEMBERPOINTER:
            return 0x4000;
        case TYPEFUNC:
            return 0x8000;
        default:
            CError_Error(CErrorStr146);
        case TYPEVOID:
            return 0;
    }
}

static SInt32 CExpr_BuiltInClassifyType(Type *type) {
    switch (type->type) {
        case TYPEVOID: return 0;
        case TYPEFUNC: return 10;
        case TYPEENUM: return 3;
        case TYPEINT: return 1;
        case TYPEFLOAT: return 8;
        case TYPEPOINTER: case TYPEMEMBERPOINTER: return 5;
        case TYPEARRAY: return 14;
        case TYPESTRUCT: return 12;
        case TYPECLASS: return 12;
        case TYPEBITFIELD: return -1;
        case TYPETEMPLATE: return -1;
        default: return -1;
    }
}

static SInt32 CExpr_BuiltInComputeVArgType(Type *type) {
    switch (type->type) {
        case TYPEINT:
        case TYPEENUM:
            return 0;
        case TYPEFLOAT:
            return 1;
        default:
            return 2;
    }
}

static Type *CExpr_ParseTypeExpression(Boolean *outflag) {
    ENode *expr;
    Type *type;
    DeclInfo di;

    tk = lex();
    if (tk == '(' && islookaheaddeclaration()) {
        tk = lex();
        memclrw(&di, sizeof(DeclInfo));
        CParser_GetDeclSpecs(&di, 0);
        scandeclarator(&di);
        if (di.name)
            CError_Error(CErrorStr121);

        if (tk != ')')
            CError_ErrorSkip(CErrorStr115);
        else
            tk = lex();

        type = di.thetype;
        if (IS_TYPE_REFERENCE(type))
            type = TPTR_TARGET(type);
    } else {
        expr = unary_expression();
        if (ENODE_IS(expr, EINDIRECT) && ENODE_IS(expr->data.monadic, EBITFIELD))
            CError_Error(CErrorStr144);

        if (outflag)
            *outflag = ENODE_IS(expr, EINTCONST) && CInt64_IsZero(&expr->data.intval);

        type = expr->rtype;
    }

    CDecl_CompleteType(type);
    return type;
}

static ENode *CExpr_ParseBuiltin(SInt32 (*parser)(Type *)) {
    ENode *expr;
    expr = intconstnode(TYPE(&stsignedint), 0);
    CInt64_SetLong(&expr->data.intval, parser(CExpr_ParseTypeExpression(NULL)));
    return expr;
}

static ENode *CExpr_ParseBuiltin_isintconst(void) {
    ENode *expr;
    expr = intconstnode(TYPE(&stsignedint), 0);

    tk = lex();
    if (tk != '(')
        CError_ErrorSkip(CErrorStr121);
    else
        tk = lex();

    if (ENODE_IS(expression(), EINTCONST))
        CInt64_SetLong(&expr->data.intval, 1);

    if (tk != ')')
        CError_ErrorSkip(CErrorStr115);
    else
        tk = lex();

    return expr;
}

static ENode *primary_expression(Boolean flag) {
    CScopeParseResult pr;
    ENode *expr;

    switch (tk) {
        case TK_TRUE:
            expr = lalloc(sizeof(ENode));
            expr->type = EINTCONST;
            expr->cost = 0;
            expr->flags = 0;
            expr->rtype = TYPE(&stbool);
            CInt64_SetULong(&expr->data.intval, 1);
            tk = lex();
            return expr;
        case TK_FALSE:
            expr = lalloc(sizeof(ENode));
            expr->type = EINTCONST;
            expr->cost = 0;
            expr->flags = 0;
            expr->rtype = TYPE(&stbool);
            CInt64_SetULong(&expr->data.intval, 0);
            tk = lex();
            return expr;
        case TK_INTCONST:
            expr = lalloc(sizeof(ENode));
            expr->type = EINTCONST;
            expr->cost = 0;
            expr->flags = 0;
            expr->rtype = atomtype();
            expr->data.intval = tkintconst;
            tk = lex();
            return expr;
        case TK_FLOATCONST:
            expr = lalloc(sizeof(ENode));
            expr->type = EFLOATCONST;
            expr->cost = 0;
            expr->flags = 0;
            expr->rtype = atomtype();
            expr->data.floatval = tkfloatconst;
            tk = lex();
            return expr;
        case TK_STRING:
            expr = CExpr_NewENode(ESTRINGCONST);
            expr->rtype = CDecl_NewArrayType(ispascalstring ? TYPE(&stunsignedchar) : TYPE(&stchar), tksize);
            expr->data.string.size = tksize;
            expr->data.string.data = tkstring;
            expr->data.string.ispascal = ispascalstring;
            if (copts.const_strings)
                expr->flags = ENODE_FLAG_CONST;
            expr = makemonadicnode(expr, EINDIRECT);
            expr->data.monadic->rtype = CDecl_NewPointerType(expr->rtype);
            tk = lex();
            return expr;
        case TK_STRING_WIDE:
            expr = CExpr_NewENode(ESTRINGCONST);
            expr->rtype = CDecl_NewArrayType(CParser_GetWCharType(), tksize);
            expr->data.string.size = tksize;
            expr->data.string.data = tkstring;
            expr->data.string.ispascal = ispascalstring;
            if (copts.const_strings)
                expr->flags = ENODE_FLAG_CONST;
            expr = makemonadicnode(expr, EINDIRECT);
            expr->data.monadic->rtype = CDecl_NewPointerType(expr->rtype);
            tk = lex();
            return expr;
        case TK_THIS:
        case TK_SELF:
            expr = CClass_CreateThisSelfExpr();
            if (!expr)
                expr = nullnode();
            tk = lex();
            return expr;
        case TK_AT_SELECTOR:
            return CObjC_ParseSelectorExpression();
        case TK_AT_ENCODE:
            return CObjC_ParseEncodeExpression();
        case TK_AT_PROTOCOL:
            return CObjC_ParseProtocolExpression();
        case '@':
            if (copts.objective_c)
                return CObjC_ParseAtExpression();
            break;
        case '(':
            tk = lex();
            expr = s_expression();
            if (tk != ')')
                CError_ErrorSkip(CErrorStr115);
            else
                tk = lex();
            if (ENODE_IS(expr, EASS))
                expr->flags |= ENODE_FLAG_80;
            return expr;
        case '[':
            if (copts.objective_c)
                return CObjC_ParseMessageExpression();
            break;
        case TK_IDENTIFIER:
            if (tkidentifier->name[0] == '_' && tkidentifier->name[1] == '_') {
                if (!strcmp(tkidentifier->name, "__builtin_align"))
                    return CExpr_ParseBuiltin(CExpr_BuiltInComputeAlign);
                if (!strcmp(tkidentifier->name, "__builtin_ntype"))
                    return CExpr_ParseBuiltin(CExpr_BuiltInComputeType);
                if (!strcmp(tkidentifier->name, "__builtin_type") || !strcmp(tkidentifier->name, "__builtin_vargtype"))
                    return CExpr_ParseBuiltin(CExpr_BuiltInComputeVArgType);
                if (!strcmp(tkidentifier->name, "__builtin_classify_type"))
                    return CExpr_ParseBuiltin(CExpr_BuiltInClassifyType);
                if (!strcmp(tkidentifier->name, "__builtin_next_arg"))
                    return CExpr_ParseNextArg();
            }
            if (copts.altivec_model && !strcmp("vec_step", tkidentifier->name))
                return CExpr_ParseVecStep();
        case '~':
        case TK_OPERATOR:
        case TK_INHERITED:
        case TK_COLON_COLON:
            if (CScope_ParseExprName(&pr))
                return CExpr_ParseNameResultExpr(&pr, NULL, flag, 1);
            tk = lex();
            return nullnode();
    }

    CError_ErrorSkip(CErrorStr141);
    return nullnode();
}

static ENode *CExpr_SimpleExplicitConversion(void) {
    DeclInfo di;

    memclrw(&di, sizeof(DeclInfo));

    if (!copts.cpp_extensions && tk != TK_UU_TYPEOF_UU && tk != TK_TYPENAME && lookahead() != '(')
        CError_Error(CErrorStr114);

    CParser_GetDeclSpecs(&di, 0);
    return CExpr_ParseExplicitConversion(di.thetype, di.qual);
}

static ENode *CExpr_NewPTMFCall(void) {
    tk = lex();
    CExpr_ScanExpressionList(1);

    if (tk != ')') {
        CError_Error(CErrorStr115);
        return nullnode();
    } else {
        CError_FATAL(2465);
        return nullnode();
    }
}

static ENode *call_ptmf(ENode *expr) {
    Type *rettype;
    ENodeList *args;
    ENodeList *list1;
    ENodeList *list2;
    Object *callobj;

    rettype = TYPE_FUNC(TPTR_TARGET(expr->data.mfpointer.mfpointer->rtype))->functype;
    tk = lex();
    args = CExpr_ScanExpressionList(1);

    if (tk != ')') {
        CError_Error(CErrorStr115);
        return nullnode();
    }

    if (IS_TYPE_STRUCT(rettype) || IS_TYPE_CLASS(rettype) || IS_TYPE_12BYTES_MEMBERPOINTER(rettype))
        callobj = rt_ptmf_scall4;
    else
        callobj = rt_ptmf_scall;

    list1 = lalloc(sizeof(ENodeList));
    list1->next = args;
    list1->node = expr->data.mfpointer.accessnode->data.monadic;

    list2 = lalloc(sizeof(ENodeList));
    list2->next = list1;
    list2->node = expr->data.mfpointer.mfpointer->data.monadic;

    if (!copts.old_argmatch) {
        CError_ASSERT(2568, IS_TYPE_POINTER_ONLY(list2->node->rtype));
        list2->node->rtype = TYPE(&void_ptr);
    }

    expr = CExpr_GenericPtmfCall(
            callobj,
            TYPE_FUNC(TPTR_TARGET(expr->data.mfpointer.mfpointer->rtype)),
            list2);
    tk = lex();
    return expr;
}

static ENode *CExpr_DummyDestr(ENode *expr) {
    SInt32 state;
    CScopeParseResult pr;
    DeclInfo di;
    NameSpace *nspace;

    CPrep_TokenStreamGetState(&state);
    nspace = cscope_current;
    if ((tk = lex()) == TK_COLON_COLON) {
        nspace = cscope_root;
        tk = lex();
    } else if (tk != '~' && tk != TK_IDENTIFIER && !(tk >= TK_AUTO && tk <= TK_BYREF)) {
        CPrep_TokenStreamSetCurState(&state);
        return NULL;
    }

loop:
    if (tk == '~')
        goto is_tilde;
    if (tk == TK_IDENTIFIER) {
        if (CScope_FindTypeName(nspace, tkidentifier, &pr)) {
            tk = lex();
            if (pr.nspace_0) {
                if (tk == TK_COLON_COLON) {
                    tk = lex();
                    nspace = pr.nspace_0;
                    goto loop;
                }
            } else if (IS_TYPE_CLASS(pr.x8) && tk == TK_COLON_COLON) {
                tk = lex();
                nspace = TYPE_CLASS(pr.x8)->nspace;
                goto loop;
            } else {
                if (!is_typesame(pr.x8, expr->rtype))
                    CError_Error(CErrorStr146);
                if (tk == TK_COLON_COLON && ((tk = lex()) == '~') && ((tk = lex()) == TK_IDENTIFIER)) {
                parse_dtor:
                    if (CScope_FindTypeName(nspace, tkidentifier, &pr) && !pr.nspace_0) {
                        if (!is_typesame(pr.x8, expr->rtype))
                            CError_Error(CErrorStr146);
                        tk = lex();
                        goto parsed;
                    }
                }
            }
        }
    } else if (tk >= TK_AUTO && tk <= TK_BYREF) {
        memclrw(&di, sizeof(DeclInfo));
        CParser_GetDeclSpecs(&di, 0);
        if (di.storageclass || di.qual || !is_typesame(di.thetype, expr->rtype))
            CError_Error(CErrorStr146);
        if (tk == TK_COLON_COLON && ((tk = lex()) == '~')) {
        is_tilde:
            if ((tk = lex()) == TK_IDENTIFIER)
                goto parse_dtor;
            memclrw(&di, sizeof(DeclInfo));
            CParser_GetDeclSpecs(&di, 0);
            if (di.storageclass || !is_typesame(di.thetype, expr->rtype))
                CError_Error(CErrorStr146);
            goto parsed;
        }
    }

    CError_Error(CErrorStr141);
    return NULL;

parsed:
    if (tk == '(') {
        if ((tk = lex()) != ')')
            CError_Error(CErrorStr115);
        else
            tk = lex();
    } else {
        CError_Error(CErrorStr114);
    }

    expr = makemonadicnode(expr, ETYPCON);
    expr->rtype = &stvoid;
    return expr;
}

static ENode *postfix_expression(Boolean flag) {
    CScopeParseResult pr;
    Conversion conv;
    ENode *expr;
    ENode *subexpr;
    ENode *funcexpr;
    ENodeList *args;
    ENode *copy;
    ENode *tmp;
    StructMember *member;

    if (copts.cplusplus) {
        switch (tk) {
            case TK_VOID:
            case TK_CHAR:
            case TK_SHORT:
            case TK_INT:
            case TK_LONG:
            case TK_FLOAT:
            case TK_DOUBLE:
            case TK_SIGNED:
            case TK_UNSIGNED:
            case TK_UNK_113:
            case TK_UNK_114:
            case TK_UNK_115:
            case TK_UNK_116:
            case TK_UNK_117:
            case TK_UNK_118:
            case TK_UNK_119:
            case TK_UNK_11A:
            case TK_UU_TYPEOF_UU:
            case TK_BOOL:
            case TK_WCHAR_T:
            case TK_TYPENAME:
                expr = CExpr_SimpleExplicitConversion();
                break;
            default:
                expr = primary_expression(flag);
                break;
            case TK_CONST_CAST:
                expr = CRTTI_Parse_const_cast();
                break;
            case TK_DYNAMIC_CAST:
                expr = CRTTI_Parse_dynamic_cast();
                break;
            case TK_REINTERPRET_CAST:
                expr = CRTTI_Parse_reinterpret_cast();
                break;
            case TK_STATIC_CAST:
                expr = CRTTI_Parse_static_cast();
                break;
            case TK_TYPEID:
                expr = CRTTI_ParseTypeID();
                break;
        }
    } else {
        expr = primary_expression(flag);
    }

loop:
    switch (tk) {
        case '[':
            expr = pointer_generation(expr);
            tk = lex();
            subexpr = expression();
            if (copts.cplusplus && CExpr_CheckOperator('[', expr, subexpr, &conv)) {
                if ((expr = conv.x0)) {
                    if (tk != ']')
                        CError_ErrorSkip(CErrorStr125);
                    else
                        tk = lex();
                    goto loop;
                }

                CError_ASSERT(2753, expr = conv.left);
                CError_ASSERT(2754, subexpr = conv.right);
            }

            if (IS_TYPE_POINTER(expr->rtype)) {
                expr = padd(expr, subexpr);
            } else if (IS_TYPE_POINTER(subexpr->rtype)) {
                expr = padd(subexpr, expr);
            } else {
                CError_Error(CErrorStr148);
                goto dont_do_indirect;
            }
            expr = makemonadicnode(expr, EINDIRECT);
            expr->rtype = TPTR_TARGET(expr->rtype);
        dont_do_indirect:
            if (tk != ']')
                CError_ErrorSkip(CErrorStr125);
            else
                tk = lex();
            goto loop;

        case '(':
            funcexpr = CExpr_PointerGeneration(expr);
            if (copts.cplusplus) {
                if (CExpr_CheckOperator('(', funcexpr, NULL, &conv)) {
                    CError_ASSERT(2775, expr = conv.x0);
                    goto loop;
                }
                if (ENODE_IS(funcexpr, EMFPOINTER)) {
                    expr = checkreference(call_ptmf(funcexpr));
                    goto loop;
                }
            }

            tk = lex();
            args = CExpr_ScanExpressionList(1);
            if (tk != ')')
                CError_Error(CErrorStr115);

            if (ENODE_IS(funcexpr, ETEMPLDEP)) {
                expr = CExpr_NewENode(EFUNCCALL);
                expr->rtype = &sttemplexpr;
                expr->data.funccall.funcref = funcexpr;
                expr->data.funccall.args = args;
                expr->data.funccall.functype = &rt_func;
                tk = lex();
            } else {
                expr = checkreference(CExpr_MakeFunctionCall(funcexpr, args));
                tk = lex();
            }
            goto loop;

        case TK_ARROW:
            expr = pointer_generation(expr);
            if (copts.cplusplus) {
                while (IS_TYPE_CLASS(expr->rtype) && CExpr_CheckOperator(TK_ARROW, expr, NULL, &conv)) {
                    CError_ASSERT(2810, subexpr = conv.x0);
                    expr = pointer_generation(subexpr);
                }
            }

            if (!IS_TYPE_POINTER(expr->rtype)) {
                CError_ErrorSkip(CErrorStr148);
                return expr;
            }

            if (copts.cplusplus && copts.objective_c && CObjC_IsType_id(expr->rtype)) {
                expr = makemonadicnode(expr, EINDIRECT);
                expr->rtype = TPTR_TARGET(expr->rtype);
                if ((subexpr = CObjC_CheckModernSendMessage(NULL, expr)))
                    return subexpr;
            } else {
                expr = makemonadicnode(expr, EINDIRECT);
                expr->rtype = TPTR_TARGET(expr->rtype);
            }
        case '.':
            expr = pointer_generation(expr);
            if (IS_TYPE_CLASS(expr->rtype)) {
                CDecl_CompleteType(expr->rtype);
                if (TYPE_CLASS(expr->rtype)->objcinfo && copts.cplusplus && (subexpr = CObjC_CheckModernSendMessage(TYPE_CLASS(expr->rtype), expr)))
                    return subexpr;

                if (!(TYPE_CLASS(expr->rtype)->flags & CLASS_FLAGS_2))
                    CError_Error(CErrorStr136, expr->rtype, 0);

                if ((tk = lex()) == TK_TEMPLATE && (tk = lex()) != TK_IDENTIFIER)
                    CError_Error(CErrorStr107);

                if (CScope_ParseMemberName(TYPE_CLASS(expr->rtype), &pr, 0)) {
                    if (pr.x1C) {
                        if ((tk = lex()) == '(') {
                            if ((tk = lex()) != ')')
                                CError_Error(CErrorStr115);
                            else
                                tk = lex();
                        } else {
                            CError_Error(CErrorStr114);
                        }

                        expr = makemonadicnode(expr, ETYPCON);
                        expr->rtype = &stvoid;
                    } else {
                        expr = checkreference(CExpr_ParseNameResultExpr(&pr, expr, 0, 0));
                    }
                }
                goto loop;
            }
            if (!IS_TYPE_STRUCT(expr->rtype) || TYPE_STRUCT(expr->rtype)->stype > STRUCT_TYPE_3) {
                if (copts.cplusplus && (subexpr = CExpr_DummyDestr(expr)))
                    return subexpr;
                CError_ErrorSkip(CErrorStr149);
                return expr;
            }
            if (!ENODE_IS(expr, EINDIRECT)) {
                subexpr = CExpr_NewETEMPNode(expr->rtype, 1);
                copy = lalloc(sizeof(ENode));
                *copy = *subexpr;

                tmp = makemonadicnode(subexpr, EINDIRECT);
                tmp->rtype = expr->rtype;

                tmp = makediadicnode(tmp, expr, EASS);
                tmp = makediadicnode(tmp, copy, ECOMMA);
                tmp->rtype = copy->rtype;

                tmp = makemonadicnode(tmp, EINDIRECT);
                tmp->rtype = expr->rtype;
                expr = tmp;
            }
            if ((tk = lex()) != TK_IDENTIFIER) {
                CError_Error(CErrorStr107);
                return expr;
            }

            member = ismember(TYPE_STRUCT(expr->rtype), tkidentifier);
            if (!member) {
                if (!expr->rtype->size)
                    CError_Error(CErrorStr136, expr->rtype, 0);
                else
                    CError_Error(CErrorStr150, tkidentifier->name);
                return expr;
            }

            if (!IS_TYPE_POINTER(expr->data.monadic->rtype)) {
                CError_ErrorSkip(CErrorStr149);
                return expr;
            }

            expr = checkreference(CClass_AccessMember(expr, member->type, member->qual, member->offset));
            tk = lex();
            goto loop;

        case TK_INCREMENT:
            tmp = pointer_generation(expr);
            if (copts.cplusplus && CExpr_CheckOperator(TK_INCREMENT, tmp, nullnode(), &conv)) {
                if ((expr = conv.x0)) {
                    tk = lex();
                    goto loop;
                }
                CError_ASSERT(2952, tmp = conv.left);
            }
            tmp = CExpr_LValue(tmp, 1, 1);
            if (tmp->rtype == TYPE(&stbool)) {
                expr = CExpr_TempModifyExpr(tmp);
                tk = lex();
            } else {
                checkadditive(tmp);
                expr = makemonadicnode(tmp, EPOSTINC);
                tk = lex();
            }
            goto loop;

        case TK_DECREMENT:
            tmp = pointer_generation(expr);
            if (copts.cplusplus && CExpr_CheckOperator(TK_DECREMENT, tmp, nullnode(), &conv)) {
                if ((expr = conv.x0)) {
                    tk = lex();
                    goto loop;
                }
                CError_ASSERT(2976, tmp = conv.left);
            }
            tmp = CExpr_LValue(tmp, 1, 1);
            checkadditive(tmp);
            expr = makemonadicnode(tmp, EPOSTDEC);
            tk = lex();
            goto loop;
    }

    return expr;
}

static ENode *CExpr_ParseSizeof(void) {
    Type *type;
    ENode *expr;

    type = CExpr_ParseTypeExpression(NULL);
    if (IS_TYPE_CLASS(type) && TYPE_CLASS(type)->sominfo)
        CError_Error(CErrorStr286);

    if (CTemplTool_IsTemplateArgumentDependentType(type)) {
        expr = CExpr_NewTemplDepENode(TDE_SIZEOF);
        expr->data.templdep.u.typeexpr.type = type;
        return expr;
    }

    if (type->size == 0) {
        if (copts.gcc_extensions && (IS_TYPE_FUNC(type) || IS_TYPE_VOID(type)))
            return intconstnode(CABI_GetSizeTType(), 1);

        if (IS_TYPE_CLASS(type) || IS_TYPE_STRUCT(type))
            CError_Error(CErrorStr136, type, 0);
        else
            CError_Error(CErrorStr146);
    }

    return intconstnode(CABI_GetSizeTType(), type->size);
}

SInt32 scansizeof(void) {
    ENode *expr;

    expr = CExpr_ParseSizeof();
    if (!ENODE_IS(expr, EINTCONST)) {
        CError_Error(CErrorStr190);
        return 0;
    }

    return CInt64_GetULong(&expr->data.intval);
}

static ENode *CExpr_ParseAlignof(void) {
    Type *type;
    ENode *expr;
    SInt16 align;

    type = CExpr_ParseTypeExpression(NULL);
    if (IS_TYPE_CLASS(type) && TYPE_CLASS(type)->sominfo)
        CError_Error(CErrorStr364);

    if (CTemplTool_IsTemplateArgumentDependentType(type)) {
        expr = CExpr_NewTemplDepENode(TDE_ALIGNOF);
        expr->data.templdep.u.typeexpr.type = type;
        return expr;
    }

    if (type->size == 0) {
        if (IS_TYPE_CLASS(type) || IS_TYPE_STRUCT(type))
            CError_Error(CErrorStr136, type, 0);
        else
            CError_Error(CErrorStr146);
    }

    align = CMach_GetTypeAlign(type);
    if (align == 0)
        align = 1;

    return intconstnode(CABI_GetSizeTType(), align);
}

SInt32 scanalignof(void) {
    ENode *expr;

    expr = CExpr_ParseAlignof();
    if (!ENODE_IS(expr, EINTCONST)) {
        CError_Error(CErrorStr190);
        return 0;
    }

    return CInt64_GetULong(&expr->data.intval);
}

static ENode *logicalexpression(ENode *expr) {
    if (copts.cplusplus && copts.booltruefalse)
        expr->rtype = TYPE(&stbool);
    else
        expr->rtype = TYPE(&stsignedint);
    return expr;
}

ENode *getnodeaddress(ENode *expr, Boolean flag) {
    ENode *result;
    Object *obj;

    if (!ENODE_IS(expr, EINDIRECT)) {
        expr = CExpr_LValue(expr, flag, flag);
        if (!ENODE_IS(expr, EINDIRECT)) {
            if (!flag)
                CError_Error(CErrorStr142);
            return nullnode();
        }
    } else {
        if (flag &&
                ENODE_IS(expr->data.monadic, EOBJREF) &&
                expr->data.monadic->data.objref->name == this_name_node &&
                cscope_currentfunc &&
                cscope_currentclass &&
                expr->data.monadic->data.objref == CClass_ThisSelfObject())
            CError_Error(CErrorStr189);
    }

    result = lalloc(sizeof(ENode));
    *result = *expr;
restart:
    switch (result->data.monadic->type) {
        case EPOSTINC:
        case EPOSTDEC:
        case EPREINC:
        case EPREDEC:
            result->type = ETYPCON;
            if (IS_TYPE_POINTER_ONLY(result->rtype))
                result->flags = TPTR_QUAL(result->rtype) & ENODE_FLAG_QUALS;
            result->rtype = CDecl_NewPointerType(result->rtype);
            return result;
        case EOBJREF:
            obj = result->data.monadic->data.objref;
            if (obj->datatype == DALIAS) {
                CExpr_AliasTransform(result->data.monadic);
                goto restart;
            }
           if (obj->datatype == DINLINEFUNC)
               CError_Error(CErrorStr175);
           obj->flags |= OBJECT_FLAGS_2;
           if (flag && !copts.cplusplus && obj->sclass == TK_REGISTER)
               CError_Error(CErrorStr163);
           break;
        case EFUNCCALL:
            if (flag && !IS_TYPE_POINTER_ONLY(result->data.monadic->data.funccall.functype->functype))
                CError_Warning(CErrorStr142);
            break;
        case EBITFIELD:
            CError_Error(CErrorStr144);
            return nullnode();
    }

    switch (result->rtype->type) {
        case TYPEPOINTER:
            result->data.monadic->rtype = CDecl_NewPointerType(result->rtype);
            result->data.monadic->flags = result->flags;
            break;
        default:
            result->data.monadic->rtype = CDecl_NewPointerType(result->rtype);
            result->data.monadic->flags = result->flags;
    }

    return result->data.monadic;
}

static ENode *CExpr_MakeStaticMemberList(NameSpaceObjectList *list) {
    NameSpaceObjectList *newlist;
    NameSpaceObjectList *n;
    ENode *result;

    newlist = NULL;
    while (list) {
        if (list->object->otype == OT_OBJECT && IS_TYPE_STATIC_METHOD(OBJECT(list->object)->type)) {
            n = galloc(sizeof(NameSpaceObjectList));
            *n = *list;
            n->next = newlist;
            newlist = n;
        }
        list = list->next;
    }

    if (!newlist) {
        CError_Warning(CErrorStr331);
        return nullnode();
    }

    result = CExpr_NewENode(EOBJLIST);
    result->rtype = OBJECT(newlist->object)->type;
    result->data.objlist.list = newlist;
    return result;
}

static ENode *CExpr_MakePTDM(ENode *expr) {
    ENode *result;

    CError_ASSERT(3414, ENODE_IS(expr, EMEMBER) && expr->data.emember->list->object->otype == OT_MEMBERVAR);

    result = nullnode();
    result->rtype = CExpr_NewPTMType(expr->data.emember, NULL);
    CInt64_SetLong(&result->data.intval, OBJ_MEMBER_VAR(expr->data.emember->list->object)->offset + 1);
    return result;
}

ENode *getpointertomemberfunc(ENode *expr, Type *type, Boolean flag) {
    NameSpaceObjectList *list;
    Object *obj;
    Object *dataobj;
    Type *ptmtype;
    TypeMethod *tmethod;
    OLinkList *olist;
    SInt32 data[3];

    CError_ASSERT(3442, ENODE_IS(expr, EMEMBER));

    if (expr->data.emember->expr && !copts.cpp_extensions)
        CError_Error(CErrorStr141);

    if (!copts.cpp_extensions) {
        if (!(expr->data.emember->x11 && expr->data.emember->pr_1D)) {
            if (type && IS_TYPE_MEMBERPOINTER(type))
                CError_Warning(CErrorStr331);
        }
    }

    if (expr->data.emember->list->next) {
        if (type) {
            if (IS_TYPE_MEMBERPOINTER(type)) {
                type = TYPE_MEMBER_POINTER(type)->ty1;
                for (list = expr->data.emember->list; list; list = list->next) {
                    if (list->object->otype == OT_OBJECT && is_memberpointerequal(OBJECT(list->object)->type, type)) {
                        obj = OBJECT(list->object);
                        break;
                    }
                }
                if (!list) {
                    CError_Error(CErrorStr146);
                    return nullnode();
                }
            } else {
                return CExpr_MakeStaticMemberList(expr->data.emember->list);
            }
        } else {
            obj = OBJECT(expr->data.emember->list->object);
        }
    } else {
        obj = OBJECT(expr->data.emember->list->object);
    }

    while (obj->datatype == DALIAS)
        obj = obj->u.alias.object;

    CError_ASSERT(3503, obj->otype == OT_OBJECT && IS_TYPE_NONSTATIC_METHOD(obj->type));

    if (TYPE_FUNC(obj->type)->flags & FUNC_FLAGS_100000)
        CError_Error(CErrorStr190);

    ptmtype = CExpr_NewPTMType(expr->data.emember, obj);
    tmethod = TYPE_METHOD(obj->type);
    dataobj = CParser_NewGlobalDataObject(NULL);
    dataobj->name = CParser_GetUniqueName();
    dataobj->nspace = cscope_root;
    dataobj->type = ptmtype;
    dataobj->sclass = TK_STATIC;

    if (flag) {
        data[0] = 0;
        if (obj->datatype == DVFUNC) {
            olist = NULL;
            data[1] = tmethod->x1E;
            data[2] = tmethod->theclass->vtable->offset;
        } else {
            data[1] = -1;
            data[2] = 0;
            olist = galloc(sizeof(OLinkList));
            olist->next = NULL;
            olist->obj = obj;
            olist->somevalue = 0;
            olist->offset = 8;
        }
        CInit_DeclareData(dataobj, data, olist, dataobj->type->size);
    }

    return create_objectnode(dataobj);
}

static ENode *getpointertomember(ENode *expr) {
    CError_ASSERT(3554, ENODE_IS(expr, EMEMBER));

    if (expr->data.emember->expr)
        CError_Error(CErrorStr141);

    expr->data.emember->x11 = 1;
    if (!expr->data.emember->list->next) {
        if (expr->data.emember->list->object->otype == OT_MEMBERVAR)
            return CExpr_MakePTDM(expr);
        else
            return getpointertomemberfunc(expr, NULL, 1);
    }

    return expr;
}

ENode *CExpr_New_ELOGNOT_Node(ENode *input) {
    ENode *expr;
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(input->rtype))
        return CTempl_MakeTemplDepExpr(NULL, ELOGNOT, input);

    expr = pointer_generation(input);
    if (copts.cplusplus && CExpr_CheckOperator('!', expr, NULL, &conv)) {
        if ((input = conv.x0))
            return input;
        CError_ASSERT(3593, expr = conv.left);
    }

    switch (expr->rtype->type) {
        case TYPEINT:
        case TYPEFLOAT:
        case TYPEPOINTER:
        case TYPEARRAY:
            break;
        case TYPEENUM:
            expr = forceintegral(expr);
            break;
        case TYPEMEMBERPOINTER:
            expr = CExpr_ConvertToCondition(expr);
            break;
        default:
            CError_Error(CErrorStr144);
            return expr;
    }

    switch (expr->type) {
        case EINTCONST:
            expr->data.intval = CInt64_Not(expr->data.intval);
            break;
        case EFLOATCONST:
            expr->type = EINTCONST;
            CInt64_SetLong(&expr->data.intval, CMach_FloatIsZero(expr->data.floatval));
            break;
        default:
            expr = makemonadicnode(expr, ELOGNOT);
    }

    return logicalexpression(expr);
}

ENode *CExpr_New_EMONMIN_Node(ENode *input) {
    ENode *expr;
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(input->rtype))
        return CTempl_MakeTemplDepExpr(NULL, EMONMIN, input);

    expr = pointer_generation(input);
    if (copts.cplusplus && CExpr_CheckOperator('-', expr, NULL, &conv)) {
        if ((input = conv.x0))
            return input;
        CError_ASSERT(3652, expr = conv.left);
    }

    switch (expr->rtype->type) {
        case TYPEINT:
        case TYPEENUM:
            expr = integralpromote(expr);
            if (ENODE_IS(expr, EINTCONST)) {
                expr->data.intval = CMach_CalcIntMonadic(expr->rtype, '-', expr->data.intval);
                return expr;
            }
            return makemonadicnode(expr, EMONMIN);
        case TYPEFLOAT:
            if (ENODE_IS(expr, EFLOATCONST)) {
                expr->data.floatval = CMach_CalcFloatMonadic(expr->rtype, '-', expr->data.floatval);
                return expr;
            }
            return CExpr_UnaryFloatExpression(makemonadicnode(expr, EMONMIN));
        default:
            CError_Error(CErrorStr144);
            return expr;
    }
}

ENode *CExpr_New_EBINNOT_Node(ENode *input) {
    ENode *expr;
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(input->rtype))
        return CTempl_MakeTemplDepExpr(NULL, EBINNOT, input);

    expr = pointer_generation(input);
    if (copts.cplusplus && CExpr_CheckOperator('~', expr, NULL, &conv)) {
        if ((input = conv.x0))
            return input;
        CError_ASSERT(3702, expr = conv.left);
    }

    expr = integralpromote(expr);

    if (ENODE_IS(expr, EINTCONST)) {
        expr->data.intval = CMach_CalcIntMonadic(expr->rtype, '~', expr->data.intval);
        return expr;
    }
    return makemonadicnode(expr, EBINNOT);
}

ENode *unary_expression(void) {
    ENode *expr;
    ENode *tmp;
    Conversion conv;

    switch (tk) {
        case TK_COLON_COLON:
            switch (lookahead()) {
                case TK_NEW:
                    tk = lex();
                    return scannew(1);
                case TK_DELETE:
                    tk = lex();
                    return scandelete(1);
            }
            return postfix_expression(0);

        case TK_NEW:
            return scannew(0);
        case TK_DELETE:
            return scandelete(0);
        case TK_INCREMENT:
            tk = lex();
            if (copts.cplusplus) {
                expr = pointer_generation(cast_expression());
                if (CExpr_CheckOperator(TK_INCREMENT, expr, NULL, &conv)) {
                    if (conv.x0)
                        return conv.x0;
                    CError_ASSERT(3748, expr = conv.left);
                }
            } else {
                expr = pointer_generation(unary_expression());
            }
            expr = CExpr_LValue(expr, 1, 1);
            if (expr->rtype == TYPE(&stbool)) {
                tmp = nullnode();
                tmp->rtype = TYPE(&stbool);
                CInt64_SetLong(&tmp->data.intval, 1);
                return makediadicnode(expr, tmp, EASS);
            } else {
                checkadditive(expr);
                return makemonadicnode(expr, EPREINC);
            }
        case TK_DECREMENT:
            tk = lex();
            if (copts.cplusplus) {
                expr = pointer_generation(cast_expression());
                if (CExpr_CheckOperator(TK_DECREMENT, expr, NULL, &conv)) {
                    if (conv.x0)
                        return conv.x0;
                    CError_ASSERT(3776, expr = conv.left);
                }
            } else {
                expr = pointer_generation(unary_expression());
            }
            expr = CExpr_LValue(expr, 1, 1);
            checkadditive(expr);
            return makemonadicnode(expr, EPREDEC);

        case '&':
            if (copts.cplusplus) {
                switch ((tk = lex())) {
                    case TK_IDENTIFIER:
                    case TK_INHERITED:
                    case TK_COLON_COLON:
                        expr = postfix_expression(1);
                        if (ENODE_IS(expr, EMEMBER))
                            return getpointertomember(expr);
                        break;
                    default:
                        expr = cast_expression();
                }

                if (CExpr_CheckOperator('&', expr, NULL, &conv)) {
                    CError_ASSERT(3809, conv.x0);
                    return conv.x0;
                }
            } else {
                tk = lex();
                expr = cast_expression();
            }

            if (copts.mpwc_relax && !copts.cplusplus && IS_TYPE_ARRAY(expr->rtype) && ENODE_IS(expr, EINDIRECT))
                return pointer_generation(expr);
            if (ENODE_IS(expr, EOBJLIST))
                return expr;

            if (IS_TYPE_TEMPLDEPEXPR(expr->rtype)) {
                tmp = CExpr_NewTemplDepENode(TDE_ADDRESS_OF);
                tmp->data.templdep.u.monadic = expr;
                return tmp;
            }

            return getnodeaddress(expr, 1);

        case '*':
            tk = lex();
            expr = pointer_generation(cast_expression());
            if (copts.cplusplus && CExpr_CheckOperator('*', expr, NULL, &conv)) {
                if (conv.x0)
                    return conv.x0;
                CError_ASSERT(3840, expr = conv.left);
            }

            if (!IS_TYPE_POINTER(expr->rtype)) {
                CError_Error(CErrorStr148);
                return expr;
            }

            tmp = makemonadicnode(expr, EINDIRECT);
            CDecl_CompleteType(tmp->rtype = TPTR_TARGET(tmp->rtype));
            return tmp;

        case '+':
            tk = lex();
            expr = pointer_generation(cast_expression());
            if (copts.cplusplus && CExpr_CheckOperator('+', expr, NULL, &conv)) {
                if (conv.x0)
                    return conv.x0;
                CError_ASSERT(3852, expr = conv.left);
            }

            switch (expr->rtype->type) {
                case TYPEINT:
                case TYPEENUM:
                    return integralpromote(expr);
                case TYPEFLOAT:
                case TYPEPOINTER:
                case TYPEARRAY:
                    return expr;
                default:
                    CError_Error(CErrorStr144);
                    return expr;
            }

        case '-':
            tk = lex();
            return CExpr_New_EMONMIN_Node(cast_expression());
        case '~':
            tk = lex();
            return CExpr_New_EBINNOT_Node(cast_expression());
        case '!':
            tk = lex();
            return CExpr_New_ELOGNOT_Node(cast_expression());

        case TK_SIZEOF:
            return CExpr_ParseSizeof();
        case TK_UU_ALIGNOF_UU:
            return CExpr_ParseAlignof();

        case TK_LOGICAL_AND:
            if (copts.ANSI_strict)
                break;

            if ((tk = lex()) != TK_IDENTIFIER) {
                CError_Error(CErrorStr107);
                return nullnode();
            }

            expr = lalloc(sizeof(ENode));
            expr->type = ELABEL;
            expr->cost = 0;
            expr->flags = 0;
            expr->rtype = TYPE(&void_ptr);
            expr->data.label = findlabel();
            if (!expr->data.label) {
                expr->data.label = newlabel();
                expr->data.label->name = tkidentifier;
                expr->data.label->next = Labels;
                Labels = expr->data.label;
            }
            tk = lex();
            return expr;
    }

    return postfix_expression(0);
}

ENode *do_castnullcheck(ENode *condexpr, ENode *nullcheckexpr) {
    ENode *result;

    if (isnotzero(nullcheckexpr))
        return condexpr;

    result = lalloc(sizeof(ENode));
    *result = *condexpr;
    result->type = ENULLCHECK;
    result->data.nullcheck.nullcheckexpr = lalloc(sizeof(ENode));
    *result->data.nullcheck.nullcheckexpr = *nullcheckexpr;
    result->data.nullcheck.condexpr = condexpr;
    result->data.nullcheck.precompid = CParser_GetUniqueID();

    nullcheckexpr->type = EPRECOMP;
    nullcheckexpr->data.precompid = result->data.nullcheck.precompid;

    return result;
}

ENode *CExpr_SafeClassPointerCast(ENode *expr, TypeClass *a, TypeClass *b, Boolean typconflag, Boolean pathcheckflag) {
    ENode *result;

    result = CClass_ClassPointerCast(expr, a, b, typconflag, 1, pathcheckflag);
    if (result != expr) {
        if (!(ENODE_IS(result, ETYPCON) && result->data.monadic == expr))
            result = do_castnullcheck(result, expr);
    }
    return result;
}

ENode *PointerToMemberCast(ENode *expr, TypeMemberPointer *tm1, TypeMemberPointer *tm2, Boolean flag) {
    BClassList *path;
    Boolean negate;
    short depth;
    Boolean isambig;
    SInt32 pathoffset;
    CInt64 pathoffset64;
    ENode *tmp;

    CError_ASSERT(3984, IS_TYPE_CLASS(tm1->ty2));
    CError_ASSERT(3985, IS_TYPE_CLASS(tm2->ty2));

    if (tm1->ty2 == tm2->ty2) {
        expr->rtype = TYPE(tm2);
        return expr;
    }

    negate = 0;
    path = CClass_GetBasePath(TYPE_CLASS(tm2->ty2), TYPE_CLASS(tm1->ty2), &depth, &isambig);
    if (!path) {
        path = CClass_GetBasePath(TYPE_CLASS(tm1->ty2), TYPE_CLASS(tm2->ty2), &depth, &isambig);
        if (!path)
            goto failed;
        negate = 1;
    }

    if (isambig)
        CError_Error(CErrorStr188);

    if ((pathoffset = CClass_GetPathOffset(path)) < 0)
        goto failed;
    if (negate)
        pathoffset = -pathoffset;

    if (flag)
        CClass_CheckPathAccess(path, NULL, ACCESSPUBLIC);

    if (tm1->size != tm2->size) {
    failed:
        CError_Error(CErrorStr247, tm1, 0, tm2, 0);
        return nullnode();
    }

    if (!pathoffset) {
        expr->rtype = TYPE(tm2);
        return expr;
    }

    if (tm1->size == 4u) {
        if (ENODE_IS(expr, EINTCONST)) {
            if (!CInt64_IsZero(&expr->data.intval)) {
                CInt64_SetLong(&pathoffset64, pathoffset);
                expr->data.intval = CInt64_Add(expr->data.intval, pathoffset64);
            }
            expr->rtype = TYPE(tm2);
            return expr;
        } else {
            expr->rtype = TYPE(&stunsignedlong);
            tmp = intconstnode(TYPE(&stunsignedlong), pathoffset);
            tmp = makediadicnode(expr, tmp, EADD);
            tmp = makemonadicnode(tmp, ETYPCON);
            tmp->rtype = TYPE(tm2);
            return do_castnullcheck(tmp, expr);
        }
    } else {
        tmp = create_temp_node(TYPE(&ptmstruct));
        expr = getnodeaddress(expr, 0);
        tmp = funccallexpr(rt_ptmf_cast, intconstnode(TYPE(&stsignedlong), pathoffset), expr, tmp, NULL);
        tmp = makemonadicnode(tmp, EINDIRECT);
        tmp->rtype = TYPE(tm2);
        return tmp;
    }
}

ENode *CExpr_MemberPointerConversion(ENode *expr, TypeMemberPointer *type, Boolean flag1) {
    if (ENODE_IS(expr, EINTCONST) && CInt64_IsZero(&expr->data.intval)) {
        if (IS_TYPE_FUNC(type->ty1))
            expr = create_objectnode(rt_ptmf_null);
        expr->rtype = TYPE(type);
    } else if (ENODE_IS(expr, EMEMBER)) {
        expr = getpointertomemberfunc(expr, TYPE(type), flag1);
    }

    return expr;
}

static ENode *CExpr_MemberPointerCast(ENode *expr, TypeMemberPointer *type, UInt32 qual) {
    if (!IS_TYPE_MEMBERPOINTER(expr->rtype))
        expr = CExpr_MemberPointerConversion(expr, type, 1);

    if (!IS_TYPE_MEMBERPOINTER(expr->rtype)) {
        CError_Error(CErrorStr164);
        return nullnode();
    }

    expr = PointerToMemberCast(expr, TYPE_MEMBER_POINTER(expr->rtype), type, 0);
    expr->flags = qual & ENODE_FLAG_QUALS;
    return expr;
}

ENode *do_typecast(ENode *expr, Type *type, UInt32 qual) {
    TypePointer *tptr;
    ENode *tmp;
    UInt32 flags;

    if (!copts.old_argmatch)
        return CExpr_Convert(expr, type, qual, 1, 0);

    if (copts.cpp_extensions && is_typesame(expr->rtype, type) && !ENODE_IS(expr, EOBJLIST)) {
        expr->rtype = type;
        expr->flags &= ~ENODE_FLAG_QUALS;
        expr->flags |= qual & ENODE_FLAG_QUALS;
        return expr;
    }

    switch (type->type) {
        case TYPEARRAY:
            CError_Error(CErrorStr247, expr->rtype, ENODE_QUALS(expr), type, qual);
            return expr;
        case TYPEMEMBERPOINTER:
            if (!IS_TYPE_CLASS(expr->rtype))
                return CExpr_MemberPointerCast(expr, TYPE_MEMBER_POINTER(type), qual);
    }

    flags = qual & ENODE_FLAG_QUALS;

    if (ENODE_IS(expr, EOBJLIST))
        return CExpr_AssignmentPromotion(expr, type, flags, 1);

    if (ENODE_IS(expr, EOBJREF) && IS_TYPE_NONSTATIC_METHOD(expr->data.objref->type)) {
        CError_Error(CErrorStr221);
        return nullnode();
    }

    if (type == &stvoid) {
        expr = makemonadicnode(expr, ETYPCON);
        expr->rtype = type;
        expr->flags = flags;
        return expr;
    }

    if (IS_TYPE_REFERENCE(type)) {
        tmp = getnodeaddress(expr, 0);
        tptr = galloc(sizeof(TypePointer));
        *tptr = *TYPE_POINTER(type);
        tptr->qual &= ~Q_REFERENCE;

        tmp = do_typecast(tmp, TYPE(tptr), qual);
        tmp = makemonadicnode(tmp, EINDIRECT);
        tmp->rtype = TPTR_TARGET(type);
        tmp->flags = flags;
        return tmp;
    }

    if (IS_TYPE_CLASS(expr->rtype) || IS_TYPE_CLASS(type)) {
        if (expr->rtype->size == 0)
            CDecl_CompleteType(expr->rtype);

        if (expr->rtype == type && !CClass_CopyConstructor(TYPE_CLASS(type)))
            return expr;

        if (user_assign_check(expr, type, qual, 1, 1, 1)) {
            assign_node->flags = flags;
            return assign_node;
        }

        CError_Error(CErrorStr247, expr->rtype, ENODE_QUALS(expr), type, qual);
        return nullnode();
    }

    if (IS_TYPE_STRUCT(type) && copts.cplusplus && is_typesame(expr->rtype, type)) {
        expr->rtype = type;
        expr->flags = flags;
        return expr;
    }

    if (type == TYPE(&stbool)) {
        expr = CExpr_ConvertToBool(expr, 1);
        expr->flags = flags;
        return expr;
    }

    if (IS_TYPE_ENUM(type)) {
        tmp = do_typecast(expr, TYPE_ENUM(type)->enumtype, qual);
        if (!ENODE_IS(tmp, EINTCONST))
            tmp = makemonadicnode(tmp, ETYPCON);
        tmp->rtype = type;
        tmp->flags = flags;
        return tmp;
    }

    if (IS_TYPE_INT_OR_FLOAT(type)) {
        if (ENODE_IS(expr, ETYPCON) && expr->rtype->type == type->type && expr->rtype->size == type->size) {
            if (is_unsigned(expr->rtype) == is_unsigned(type) && ENODE_QUALS(expr) == qual) {
                expr->rtype = type;
                expr->flags |= ENODE_FLAG_80;
                return expr;
            }
        }

        if (IS_TYPE_ENUM(expr->rtype))
            expr = forceintegral(expr);

        if (IS_TYPE_INT_OR_FLOAT(expr->rtype)) {
            expr = promote(expr, type);
            expr->flags = flags;
            return expr;
        }

        if (!(IS_TYPE_POINTER_ONLY(expr->rtype) && !IS_TYPE_FLOAT(type)))
            CError_Error(CErrorStr247, expr->rtype, ENODE_QUALS(expr), type, qual);

        if (ENODE_IS(expr, ETYPCON) && ENODE_IS(tmp = expr->data.monadic, EINTCONST)) {
            tmp->rtype = type;
            tmp->flags = flags;
            tmp->data.intval = CExpr_IntConstConvert(type, TYPE(&stunsignedlong), tmp->data.intval);
            return tmp;
        }

        if (type->size != 4) {
            expr = makemonadicnode(expr, ETYPCON);
            expr->rtype = TYPE(&stunsignedlong);
        }

        expr = makemonadicnode(expr, ETYPCON);
        expr->rtype = type;
        expr->flags = flags;
        return expr;
    }

    if (IS_TYPE_POINTER(type)) {
        if (IS_TYPE_POINTER(expr->rtype)) {
            if (IS_TYPE_CLASS(TPTR_TARGET(expr->rtype)) && IS_TYPE_CLASS(TPTR_TARGET(type)))
                expr = CExpr_SafeClassPointerCast(expr, TYPE_CLASS(TPTR_TARGET(expr->rtype)), TYPE_CLASS(TPTR_TARGET(type)), 1, 0);

            if (!ENODE_IS(expr, ETYPCON))
                expr = makemonadicnode(expr, ETYPCON);

            expr->rtype = type;
            expr->flags = flags;
            return expr;
        }

        if (!IS_TYPE_INT(expr->rtype)) {
            if (!IS_TYPE_ENUM(expr->rtype)) {
                CError_Error(CErrorStr247, expr->rtype, ENODE_QUALS(expr), type, qual);
                return expr;
            }
            expr = forceintegral(expr);
        }

        if (expr->rtype->size != 4) {
            if (!ENODE_IS(expr, EINTCONST))
                expr = makemonadicnode(expr, ETYPCON);
            expr->rtype = TYPE(&stunsignedlong);
        }

        expr = makemonadicnode(expr, ETYPCON);
        expr->rtype = type;
        expr->flags = flags;
        return expr;
    }

    if ((tmp = CodeGen_HandleTypeCast(expr, type, qual)))
        return tmp;

    CError_Error(CErrorStr247, expr->rtype, ENODE_QUALS(expr), type, qual);
    return nullnode();
}

static Boolean isvectorconst(ENode *node) {
    if (ENODE_IS3(node, ECOMMA, EINTCONST, EFLOATCONST))
        return 1;
    else
        return 0;
}

ENode *cast_expression(void) {
    ENode *expr;
    ENode *tmp;
    ENodeList *args;
    MWVector128 vec;
    DeclInfo di;

    if (!(tk == '(' && islookaheaddeclaration()))
        return unary_expression();
    tk = lex();

    memclrw(&di, sizeof(DeclInfo));
    CParser_GetDeclSpecs(&di, 0);
    scandeclarator(&di);

    if (tk != ')')
        CError_ErrorSkip(CErrorStr115);
    else
        tk = lex();

    if (di.name)
        CError_Error(CErrorStr164);

    if (copts.altivec_model && tk == '(' && IS_TYPE_VECTOR(di.thetype)) {
        tk = lex();
        expr = s_expression();
        if (tk != ')')
            CError_ErrorSkip(CErrorStr115);
        else
            tk = lex();

        if (CodeGen_CollapseVectorExpression(expr, &vec, di.thetype)) {
            tmp = lalloc(sizeof(ENode));
            tmp->type = EVECTOR128CONST;
            if ((tmp->cost = expr->cost) == 0)
                tmp->cost = 1;
            tmp->flags = ENODE_QUALS(expr);
            tmp->rtype = di.thetype;
            tmp->data.vector128val = vec;
        } else {
            tmp = makemonadicnode(expr, ETYPCON);
        }
        tmp->rtype = di.thetype;
        tmp->flags = expr->flags;
        return tmp;
    }

    if (tk == '{' && (!copts.ANSI_strict || copts.c9x) && !IS_TYPE_VECTOR(di.thetype))
        return CInit_AutoObject(NULL, di.thetype, di.qual);

    expr = cast_expression();
    if (copts.cplusplus && (CTemplTool_IsTemplateArgumentDependentType(di.thetype) ||
            CTemplTool_IsTemplateArgumentDependentExpression(expr))) {
        args = lalloc(sizeof(ENodeList));
        args->next = NULL;
        args->node = expr;
        return CExpr_TemplArgDepCast(di.thetype, di.qual, args);
    }

    if (!IS_TYPE_REFERENCE(di.thetype))
        expr = pointer_generation(expr);
    return do_typecast(expr, di.thetype, di.qual);
}

static ENode *pm_expression(void) {
    ENode *left;
    ENode *right;
    ENode *tmp;
    Type *type;
    UInt32 qual;
    short flags;
    Conversion conv;

    left = cast_expression();
restart:
    switch (tk) {
        case TK_ARROW_STAR:
            left = pointer_generation(left);
            tk = lex();
            right = pointer_generation(cast_expression());

            if (CExpr_CheckOperator(TK_ARROW_STAR, left, right, &conv)) {
                CError_ASSERT(4457, left = conv.x0);
                goto restart;
            }

            if (!IS_TYPE_POINTER(left->rtype)) {
                CError_Error(CErrorStr148);
                return left;
            }

            left = makemonadicnode(left, EINDIRECT);
            left->rtype = TPTR_TARGET(left->rtype);
            goto common_part;
        case TK_DOT_STAR:
            left = pointer_generation(left);
            tk = lex();
            right = pointer_generation(cast_expression());
            if (!ENODE_IS(left, EINDIRECT)) {
                CError_Error(CErrorStr142);
                return left;
            }
        common_part:
            if (!IS_TYPE_CLASS(left->rtype)) {
                CError_Error(CErrorStr149);
                return left;
            }
            if (!IS_TYPE_MEMBERPOINTER(right->rtype)) {
                CError_Error(CErrorStr144);
                return left;
            }
            if (left->rtype != TYPE_MEMBER_POINTER(right->rtype)->ty2) {
                if (CClass_IsBaseClass(TYPE_CLASS(left->rtype), TYPE_CLASS(TYPE_MEMBER_POINTER(right->rtype)->ty2), NULL, 1, 1)) {
                    left->data.monadic = CClass_ClassPointerCast(
                            left->data.monadic,
                            TYPE_CLASS(left->rtype),
                            TYPE_CLASS(TYPE_MEMBER_POINTER(right->rtype)->ty2),
                            0, 1, 1);
                    left->rtype = TYPE_MEMBER_POINTER(right->rtype)->ty2;
                } else {
                    CError_Error(CErrorStr146);
                    return left;
                }
            }
            type = CClass_CombineClassAccessQualifiers(
                    TYPE_MEMBER_POINTER(right->rtype)->ty1,
                    ENODE_QUALS(right),
                    left->flags,
                    &qual);
            flags = qual;
            if (!IS_TYPE_FUNC(type)) {
                if (!ENODE_IS(right, EINTCONST)) {
                    if (!canadd(left->data.monadic, -1)) {
                        left->data.monadic = makediadicnode(left->data.monadic, nullnode(), EADD);
                        CInt64_SetLong(&left->data.monadic->data.diadic.right->data.intval, -1);
                        optimizecomm(left->data.monadic);
                    }
                    right->rtype = TYPE(&stunsignedlong);
                    left->data.monadic = makediadicnode(left->data.monadic, right, EADD);
                    optimizecomm(left->data.monadic);
                } else {
                    right->data.intval = CInt64_Sub(right->data.intval, cint64_one);
                    if (!canadd2(left->data.monadic, right->data.intval)) {
                        right->rtype = TYPE(&stunsignedlong);
                        left->data.monadic = makediadicnode(left->data.monadic, right, EADD);
                        optimizecomm(left->data.monadic);
                    }
                }

                if (IS_TYPE_BITFIELD(type)) {
                    left->data.monadic = makemonadicnode(left->data.monadic, EBITFIELD);
                    left->data.monadic->rtype = type;
                    left->rtype = TYPE_BITFIELD(type)->bitfieldtype;
                } else {
                    left->rtype = type;
                }
                left->flags = flags;
                left = checkreference(left);
                goto restart;
            } else {
                CError_ASSERT(4535, ENODE_IS(right, EINDIRECT));
                tmp = lalloc(sizeof(ENode));
                tmp->type = EMFPOINTER;
                tmp->cost = 4;
                tmp->flags = 0;
                tmp->rtype = &stvoid;
                tmp->data.mfpointer.accessnode = left;
                tmp->data.mfpointer.mfpointer = right;
                return tmp;
            }
        default:
            return left;
    }
}

ENode *CExpr_New_EMUL_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EMUL, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('*', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4566, left = conv.left);
        CError_ASSERT(4567, right = conv.right);
    }

    return makemultnode(left, right);
}

ENode *CExpr_New_EDIV_Node(ENode *left, ENode *right, Boolean no_warning) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EDIV, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('/', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4592, left = conv.left);
        CError_ASSERT(4593, right = conv.right);
    }

    return makedivnode(left, right, no_warning);
}

ENode *CExpr_New_EMODULO_Node(ENode *left, ENode *right, Boolean no_warning) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EMODULO, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('%', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4618, left = conv.left);
        CError_ASSERT(4619, right = conv.right);
    }

    left = integralpromote(left);
    right = integralpromote(right);
    CExpr_ArithmeticConversion(&left, &right);

    if (iszero(right)) {
        if (!no_warning)
            CError_Warning(CErrorStr139);
        return left;
    }

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '%', right->data.intval);
        return left;
    }

    if (iszero(left))
        return makediadicnode(right, left, ECOMMA);

    if (CExpr_IsOne(right)) {
        right = nullnode();
        right->rtype = left->rtype;
        return makediadicnode(left, right, ECOMMA);
    }

    return makediadicnode(left, right, EMODULO);
}

ENode *CExpr_New_EADD_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EADD, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('+', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4665, left = conv.left);
        CError_ASSERT(4666, right = conv.right);
    }

    return makeaddnode(left, right);
}

ENode *CExpr_New_ESUB_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, ESUB, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('-', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4690, left = conv.left);
        CError_ASSERT(4691, right = conv.right);
    }

    return makesubnode(left, right);
}

ENode *CExpr_New_ESHL_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, ESHL, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator(TK_SHL, left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4715, left = conv.left);
        CError_ASSERT(4716, right = conv.right);
    }

    left = integralpromote(left);
    right = integralpromote(right);

    if (iszero(left) || iszero(right)) {
        return left;
    }

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, TK_SHL, right->data.intval);
        return left;
    }

    return makediadicnode(left, right, ESHL);
}

ENode *CExpr_New_ESHR_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, ESHR, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator(TK_SHR, left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4752, left = conv.left);
        CError_ASSERT(4753, right = conv.right);
    }

    left = integralpromote(left);
    right = integralpromote(right);

    if (iszero(left) || iszero(right)) {
        return left;
    }

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, TK_SHR, right->data.intval);
        return left;
    }

    return makediadicnode(left, right, ESHR);
}

static ENode *pointercompare(ENodeType nt, ENode *left, ENode *right) {
    Type *ltype;
    Type *rtype;

    ltype = left->rtype;
    rtype = right->rtype;
    if (IS_TYPE_POINTER_ONLY(ltype) && IS_TYPE_POINTER_ONLY(rtype)) {
        ltype = TPTR_TARGET(left->rtype);
        rtype = TPTR_TARGET(right->rtype);
        if (IS_TYPE_CLASS(ltype) && IS_TYPE_CLASS(rtype)) {
            if (ltype != rtype) {
                if (ltype == TPTR_TARGET(left->rtype)) {
                    if (CClass_IsBaseClass(TYPE_CLASS(ltype), TYPE_CLASS(rtype), NULL, 0, 1)) {
                        left = CExpr_SafeClassPointerCast(left, TYPE_CLASS(ltype), TYPE_CLASS(rtype), 0, 1);
                    } else if (CClass_IsBaseClass(TYPE_CLASS(rtype), TYPE_CLASS(ltype), NULL, 0, 1)) {
                        right = CExpr_SafeClassPointerCast(right, TYPE_CLASS(rtype), TYPE_CLASS(ltype), 0, 1);
                    } else {
                        CError_Error(CErrorStr245, left->rtype, ENODE_QUALS(left), right->rtype, ENODE_QUALS(right));
                    }
                } else {
                    CError_Error(CErrorStr245, left->rtype, ENODE_QUALS(left), right->rtype, ENODE_QUALS(right));
                }
            }
        } else if (!is_typeequal(left->rtype, right->rtype)) {
            if (!copts.objective_c || !CObjC_IsCompatibleType(left->rtype, right->rtype)) {
                CError_Error(CErrorStr245, left->rtype, ENODE_QUALS(left), right->rtype, ENODE_QUALS(right));
            }
        }
    } else if (nt == EEQU || nt == ENOTEQU) {
        if (IS_TYPE_INT(ltype)) {
            if (!(ENODE_IS(left, EINTCONST) && CInt64_IsZero(&left->data.intval)))
                CError_Error(CErrorStr144);
            CError_ASSERT(4847, IS_TYPE_POINTER_ONLY(rtype));
            left->rtype = TYPE(&stunsignedlong);
        } else if (IS_TYPE_INT(rtype)) {
            if (!(ENODE_IS(right, EINTCONST) && CInt64_IsZero(&right->data.intval)))
                CError_Error(CErrorStr144);
            CError_ASSERT(4855, IS_TYPE_POINTER_ONLY(ltype));
            right->rtype = TYPE(&stunsignedlong);
        } else if (!is_typeequal(ltype, rtype)) {
            CError_Error(CErrorStr245, left->rtype, ENODE_QUALS(left), right->rtype, ENODE_QUALS(right));
        }
    } else {
        if (!is_typeequal(ltype, rtype))
            CError_Error(CErrorStr245, left->rtype, ENODE_QUALS(left), right->rtype, ENODE_QUALS(right));
    }

    return logicalexpression(makediadicnode(left, right, nt));
}

static ENode *unsigncheck(ENode *expr, Boolean flag1, Boolean flag2) {
    if (is_unsigned(expr->data.diadic.left->rtype)) {
        if (ENODE_IS(expr->data.diadic.left, EINTCONST) && CInt64_IsZero(&expr->data.diadic.left->data.intval)) {
            flag1 = !flag1;
        } else if (!(ENODE_IS(expr->data.diadic.right, EINTCONST) && CInt64_IsZero(&expr->data.diadic.right->data.intval))) {
            return logicalexpression(expr);
        }

        if (flag1 && flag2) {
            expr->type = EEQU;
            return logicalexpression(expr);
        }
        if (!flag1 && !flag2) {
            expr->type = ENOTEQU;
            return logicalexpression(expr);
        }
        return CExpr_ConstResult(logicalexpression(expr), !flag1);
    }
    return logicalexpression(expr);
}

ENode *CExpr_New_ELESS_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, ELESS, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('<', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4929, left = conv.left);
        CError_ASSERT(4930, right = conv.right);
    }

    if (IS_TYPE_POINTER(left->rtype) || IS_TYPE_POINTER(right->rtype))
        return pointercompare(ELESS, left, right);

    CExpr_CompareConvert(&left, "<", &right, 0);
    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '<', right->data.intval);
        left->rtype = CParser_GetBoolType();
    } else if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        CInt64_SetLong(&left->data.intval, CMach_CalcFloatDiadicBool(left->rtype, left->data.floatval, '<', right->data.floatval));
        left->type = EINTCONST;
        left->rtype = CParser_GetBoolType();
    } else {
        left = unsigncheck(makediadicnode(left, right, ELESS), 1, 0);
    }

    return left;
}

ENode *CExpr_New_ELESSEQU_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, ELESSEQU, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator(TK_LESS_EQUAL, left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(4976, left = conv.left);
        CError_ASSERT(4977, right = conv.right);
    }

    if (IS_TYPE_POINTER(left->rtype) || IS_TYPE_POINTER(right->rtype))
        return pointercompare(ELESSEQU, left, right);

    CExpr_CompareConvert(&left, "<=", &right, 0);
    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, TK_LESS_EQUAL, right->data.intval);
        left->rtype = CParser_GetBoolType();
    } else if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        CInt64_SetLong(&left->data.intval, CMach_CalcFloatDiadicBool(left->rtype, left->data.floatval, TK_LESS_EQUAL, right->data.floatval));
        left->type = EINTCONST;
        left->rtype = CParser_GetBoolType();
    } else {
        left = unsigncheck(makediadicnode(left, right, ELESSEQU), 1, 1);
    }

    return left;
}

ENode *CExpr_New_EGREATER_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EGREATER, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('>', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5023, left = conv.left);
        CError_ASSERT(5024, right = conv.right);
    }

    if (IS_TYPE_POINTER(left->rtype) || IS_TYPE_POINTER(right->rtype))
        return pointercompare(EGREATER, left, right);

    CExpr_CompareConvert(&left, ">", &right, 0);
    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '>', right->data.intval);
        left->rtype = CParser_GetBoolType();
    } else if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        CInt64_SetLong(&left->data.intval, CMach_CalcFloatDiadicBool(left->rtype, left->data.floatval, '>', right->data.floatval));
        left->type = EINTCONST;
        left->rtype = CParser_GetBoolType();
    } else {
        left = unsigncheck(makediadicnode(left, right, EGREATER), 0, 0);
    }

    return left;
}

ENode *CExpr_New_EGREATEREQU_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EGREATEREQU, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator(TK_GREATER_EQUAL, left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5070, left = conv.left);
        CError_ASSERT(5071, right = conv.right);
    }

    if (IS_TYPE_POINTER(left->rtype) || IS_TYPE_POINTER(right->rtype))
        return pointercompare(EGREATEREQU, left, right);

    CExpr_CompareConvert(&left, ">=", &right, 0);
    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, TK_GREATER_EQUAL, right->data.intval);
        left->rtype = CParser_GetBoolType();
    } else if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        CInt64_SetLong(&left->data.intval, CMach_CalcFloatDiadicBool(left->rtype, left->data.floatval, TK_GREATER_EQUAL, right->data.floatval));
        left->type = EINTCONST;
        left->rtype = CParser_GetBoolType();
    } else {
        left = unsigncheck(makediadicnode(left, right, EGREATEREQU), 0, 1);
    }

    return left;
}

ENode *memberpointercompare(ENodeType nt, ENode *left, ENode *right) {
    Object *func;
    ENodeList *arg;

    if (!IS_TYPE_MEMBERPOINTER(left->rtype)) {
        if (!(IS_TYPE_INT(left->rtype) && ENODE_IS(left, EINTCONST) && CInt64_IsZero(&left->data.intval))) {
            CError_Error(CErrorStr144);
            return nullnode();
        }
    } else if (!IS_TYPE_MEMBERPOINTER(right->rtype)) {
        if (!(IS_TYPE_INT(right->rtype) && ENODE_IS(right, EINTCONST) && CInt64_IsZero(&right->data.intval))) {
            CError_Error(CErrorStr144);
            return nullnode();
        }
    } else if (!is_typeequal(left->rtype, right->rtype)) {
        left = PointerToMemberCast(left, TYPE_MEMBER_POINTER(left->rtype), TYPE_MEMBER_POINTER(right->rtype), 1);
    }

    if ((ENODE_IS(left, EINTCONST) || !IS_TYPE_FUNC(TYPE_MEMBER_POINTER(left->rtype)->ty1)) && (ENODE_IS(right, EINTCONST) || !IS_TYPE_FUNC(TYPE_MEMBER_POINTER(right->rtype)->ty1))) {
        left->rtype = TYPE(&stunsignedlong);
        right->rtype = TYPE(&stunsignedlong);
        return logicalexpression(makediadicnode(left, right, nt));
    }

    arg = lalloc(sizeof(ENodeList));
    if (ENODE_IS(left, EINTCONST) || ENODE_IS(right, EINTCONST)) {
        func = rt_ptmf_test;
        if (ENODE_IS(left, EINTCONST))
            arg->node = getnodeaddress(right, 0);
        else
            arg->node = getnodeaddress(left, 0);
        arg->next = NULL;
    } else {
        func = rt_ptmf_cmpr;
        arg->next = lalloc(sizeof(ENodeList));
        arg->node = getnodeaddress(left, 0);
        arg->next->node = getnodeaddress(right, 0);
        arg->next->next = NULL;
    }

    left = lalloc(sizeof(ENode));
    left->type = EFUNCCALL;
    left->rtype = TYPE(&stsignedlong);
    left->cost = 4;
    left->data.funccall.funcref = create_objectrefnode(func);
    left->data.funccall.args = arg;
    left->data.funccall.functype = TYPE_FUNC(func->type);
    left->flags = TYPE_FUNC(func->type)->qual & ENODE_FLAG_QUALS;

    if (nt == EEQU)
        left = makemonadicnode(left, ELOGNOT);

    return left;
}

ENode *CExpr_New_EEQU_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EEQU, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator(TK_LOGICAL_EQ, left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5201, left = conv.left);
        CError_ASSERT(5202, right = conv.right);
    }

    if (IS_TYPE_POINTER(left->rtype) || IS_TYPE_POINTER(right->rtype))
        return pointercompare(EEQU, left, right);
    if (IS_TYPE_MEMBERPOINTER(left->rtype) || IS_TYPE_MEMBERPOINTER(right->rtype))
        return memberpointercompare(EEQU, left, right);

    CExpr_CompareConvert(&left, "==", &right, 1);
    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, TK_LOGICAL_EQ, right->data.intval);
        left->rtype = CParser_GetBoolType();
    } else if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        left->type = EINTCONST;
        CInt64_SetLong(&left->data.intval, CMach_CalcFloatDiadicBool(left->rtype, left->data.floatval, TK_LOGICAL_EQ, right->data.floatval));
        left->type = EINTCONST;
        left->rtype = CParser_GetBoolType();
    } else {
        left = makediadicnode(left, right, EEQU);
        optimizecomm(left);
    }

    return logicalexpression(left);
}

ENode *CExpr_New_ENOTEQU_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, ENOTEQU, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator(TK_LOGICAL_NE, left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5261, left = conv.left);
        CError_ASSERT(5262, right = conv.right);
    }

    if (IS_TYPE_POINTER(left->rtype) || IS_TYPE_POINTER(right->rtype))
        return pointercompare(ENOTEQU, left, right);
    if (IS_TYPE_MEMBERPOINTER(left->rtype) || IS_TYPE_MEMBERPOINTER(right->rtype))
        return memberpointercompare(ENOTEQU, left, right);

    CExpr_CompareConvert(&left, "!=", &right, 1);
    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, TK_LOGICAL_NE, right->data.intval);
        left->rtype = CParser_GetBoolType();
    } else if (ENODE_IS(left, EFLOATCONST) && ENODE_IS(right, EFLOATCONST)) {
        CInt64_SetLong(&left->data.intval, CMach_CalcFloatDiadicBool(left->rtype, left->data.floatval, TK_LOGICAL_NE, right->data.floatval));
        left->type = EINTCONST;
        left->rtype = CParser_GetBoolType();
    } else {
        left = makediadicnode(left, right, ENOTEQU);
        optimizecomm(left);
    }

    return logicalexpression(left);
}

ENode *CExpr_New_EAND_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EAND, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('&', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5321, left = conv.left);
        CError_ASSERT(5322, right = conv.right);
    }

    left = integralpromote(left);
    right = integralpromote(right);
    CExpr_ArithmeticConversion(&left, &right);

    if (iszero(left) || CExpr_AllBitsSet(right))
        return left;
    if (iszero(right) || CExpr_AllBitsSet(left))
        return right;

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '&', right->data.intval);
        return left;
    }

    left = makediadicnode(left, right, EAND);
    optimizecomm(left);
    return left;
}

ENode *CExpr_New_EXOR_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EXOR, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('^', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5360, left = conv.left);
        CError_ASSERT(5361, right = conv.right);
    }

    left = integralpromote(left);
    right = integralpromote(right);
    CExpr_ArithmeticConversion(&left, &right);

    if (iszero(right))
        return left;
    if (iszero(left))
        return right;

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '^', right->data.intval);
        return left;
    }

    left = makediadicnode(left, right, EXOR);
    optimizecomm(left);
    return left;
}

ENode *CExpr_New_EOR_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, EOR, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator('|', left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5399, left = conv.left);
        CError_ASSERT(5400, right = conv.right);
    }

    left = integralpromote(left);
    right = integralpromote(right);
    CExpr_ArithmeticConversion(&left, &right);

    if (iszero(right) || CExpr_AllBitsSet(left))
        return left;
    if (iszero(left) || CExpr_AllBitsSet(right))
        return right;

    if (ENODE_IS(left, EINTCONST) && ENODE_IS(right, EINTCONST)) {
        left->data.intval = CMach_CalcIntDiadic(left->rtype, left->data.intval, '|', right->data.intval);
        return left;
    }

    left = makediadicnode(left, right, EOR);
    optimizecomm(left);
    return left;
}

ENode *CExpr_New_ELAND_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, ELAND, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator(TK_LOGICAL_AND, left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5438, left = conv.left);
        CError_ASSERT(5439, right = conv.right);
    }

    switch (left->rtype->type) {
        case TYPEINT:
        case TYPEFLOAT:
        case TYPEPOINTER:
        case TYPEARRAY:
            break;
        case TYPEENUM:
        case TYPEMEMBERPOINTER:
            left = CExpr_ConvertToCondition(left);
            break;
        default:
            CError_Error(CErrorStr144);
            left = nullnode();
    }
    switch (right->rtype->type) {
        case TYPEINT:
        case TYPEFLOAT:
        case TYPEPOINTER:
        case TYPEARRAY:
            break;
        case TYPEENUM:
        case TYPEMEMBERPOINTER:
            right = CExpr_ConvertToCondition(right);
            break;
        default:
            CError_Error(CErrorStr144);
            right = nullnode();
    }

    if (iszero(left)) {
        left->type = EINTCONST;
        left->rtype = CParser_GetBoolType();
        CInt64_SetLong(&left->data.intval, 0);
        return left;
    }

    if (isnotzero(left)) {
        if (iszero(right)) {
            left->type = EINTCONST;
            left->rtype = CParser_GetBoolType();
            CInt64_SetLong(&left->data.intval, 0);
            return left;
        } else if (isnotzero(right)) {
            left->type = EINTCONST;
            left->rtype = CParser_GetBoolType();
            CInt64_SetLong(&left->data.intval, 1);
            return left;
        } else {
            left = makemonadicnode(right, ELOGNOT);
            left->rtype = CParser_GetBoolType();
            return makemonadicnode(left, ELOGNOT);
        }
    } else {
        if (isnotzero(right)) {
            left = makemonadicnode(left, ELOGNOT);
            left->rtype = CParser_GetBoolType();
            return makemonadicnode(left, ELOGNOT);
        } else if (iszero(right)) {
            right->type = EINTCONST;
            right->rtype = CParser_GetBoolType();
            CInt64_SetLong(&right->data.intval, 0);
            return makecommaexpression(left, right);
        } else {
            left = makediadicnode(left, right, ELAND);
            left->rtype = CParser_GetBoolType();
            return left;
        }
    }
}

ENode *CExpr_New_ELOR_Node(ENode *left, ENode *right) {
    Conversion conv;

    if (IS_TYPE_TEMPLDEPEXPR(left->rtype) || IS_TYPE_TEMPLDEPEXPR(right->rtype))
        return CTempl_MakeTemplDepExpr(left, ELOR, right);

    left = pointer_generation(left);
    right = pointer_generation(right);
    if (copts.cplusplus && CExpr_CheckOperator(TK_LOGICAL_OR, left, right, &conv)) {
        if (conv.x0)
            return conv.x0;
        CError_ASSERT(5543, left = conv.left);
        CError_ASSERT(5544, right = conv.right);
    }

    switch (left->rtype->type) {
        case TYPEINT:
        case TYPEFLOAT:
        case TYPEPOINTER:
        case TYPEARRAY:
            break;
        case TYPEENUM:
        case TYPEMEMBERPOINTER:
            left = CExpr_ConvertToCondition(left);
            break;
        default:
            CError_Error(CErrorStr144);
            left = nullnode();
    }
    switch (right->rtype->type) {
        case TYPEINT:
        case TYPEFLOAT:
        case TYPEPOINTER:
        case TYPEARRAY:
            break;
        case TYPEENUM:
        case TYPEMEMBERPOINTER:
            right = CExpr_ConvertToCondition(right);
            break;
        default:
            CError_Error(CErrorStr144);
            right = nullnode();
    }

    if (isnotzero(left)) {
        left->type = EINTCONST;
        left->rtype = CParser_GetBoolType();
        CInt64_SetLong(&left->data.intval, 1);
        return left;
    }

    if (iszero(left)) {
        if (iszero(right)) {
            left->type = EINTCONST;
            left->rtype = CParser_GetBoolType();
            CInt64_SetLong(&left->data.intval, 0);
            return left;
        } else if (isnotzero(right)) {
            left->type = EINTCONST;
            left->rtype = CParser_GetBoolType();
            CInt64_SetLong(&left->data.intval, 1);
            return left;
        } else {
            left = makemonadicnode(right, ELOGNOT);
            left->rtype = CParser_GetBoolType();
            return makemonadicnode(left, ELOGNOT);
        }
    } else {
        if (isnotzero(right)) {
            right->type = EINTCONST;
            right->rtype = CParser_GetBoolType();
            CInt64_SetLong(&right->data.intval, 1);
        } else if (iszero(right)) {
            left = makemonadicnode(left, ELOGNOT);
            left->rtype = CParser_GetBoolType();
            return makemonadicnode(left, ELOGNOT);
        }
        left = makediadicnode(left, right, ELOR);
        left->rtype = CParser_GetBoolType();
        return left;
    }
}

ENode *CExpr_NewDyadicNode(ENode *left, ENodeType nt, ENode *right) {
    switch (nt) {
        default:
            CError_FATAL(5642);
        case EADD: return CExpr_New_EADD_Node(left, right);
        case ESUB: return CExpr_New_ESUB_Node(left, right);
        case EMUL: return CExpr_New_EMUL_Node(left, right);
        case EDIV: return CExpr_New_EDIV_Node(left, right, 1);
        case EMODULO: return CExpr_New_EMODULO_Node(left, right, 1);
        case EAND: return CExpr_New_EAND_Node(left, right);
        case EXOR: return CExpr_New_EXOR_Node(left, right);
        case EOR: return CExpr_New_EOR_Node(left, right);
        case ESHL: return CExpr_New_ESHL_Node(left, right);
        case ESHR: return CExpr_New_ESHR_Node(left, right);
        case ELESS: return CExpr_New_ELESS_Node(left, right);
        case EGREATER: return CExpr_New_EGREATER_Node(left, right);
        case ELESSEQU: return CExpr_New_ELESSEQU_Node(left, right);
        case EGREATEREQU: return CExpr_New_EGREATEREQU_Node(left, right);
        case EEQU: return CExpr_New_EEQU_Node(left, right);
        case ENOTEQU: return CExpr_New_ENOTEQU_Node(left, right);
        case ELAND: return CExpr_New_ELAND_Node(left, right);
        case ELOR: return CExpr_New_ELOR_Node(left, right);
    }
}

typedef struct DyadicInfo {
    ENodeType t;
    UInt8 prec;
} DyadicInfo;

static Boolean CExpr_GetDyadicInfo(short token, DyadicInfo *info) {
    switch (token) {
        case '*':
            info->t = EMUL;
            info->prec = 20;
            return 1;
        case '/':
            info->t = EDIV;
            info->prec = 20;
            return 1;
        case '%':
            info->t = EMODULO;
            info->prec = 20;
            return 1;
        case '+':
            info->t = EADD;
            info->prec = 19;
            return 1;
        case '-':
            info->t = ESUB;
            info->prec = 19;
            return 1;
        case TK_SHL:
            info->t = ESHL;
            info->prec = 18;
            return 1;
        case TK_SHR:
            info->t = ESHR;
            info->prec = 18;
            return 1;
        case '<':
            info->t = ELESS;
            info->prec = 17;
            return 1;
        case TK_LESS_EQUAL:
            info->t = ELESSEQU;
            info->prec = 17;
            return 1;
        case '>':
            if (disallowgreaterthan)
                return 0;
            info->t = EGREATER;
            info->prec = 17;
            return 1;
        case TK_GREATER_EQUAL:
            info->t = EGREATEREQU;
            info->prec = 17;
            return 1;
        case TK_LOGICAL_EQ:
            info->t = EEQU;
            info->prec = 16;
            return 1;
        case TK_LOGICAL_NE:
            info->t = ENOTEQU;
            info->prec = 16;
            return 1;
        case '&':
            info->t = EAND;
            info->prec = 15;
            return 1;
        case '^':
            info->t = EXOR;
            info->prec = 14;
            return 1;
        case '|':
            info->t = EOR;
            info->prec = 13;
            return 1;
        case TK_LOGICAL_AND:
            info->t = ELAND;
            info->prec = 12;
            return 1;
        case TK_LOGICAL_OR:
            info->t = ELOR;
            info->prec = 11;
            return 1;
        default:
            return 0;
    }
}

static ENode *CExpr_ParseDyadicExpression(ENode *left, UInt8 prec, Boolean no_warning) {
    ENode *right;
    Boolean is_eland_or_elor;
    Boolean save_dgt;
    Boolean cont;
    DyadicInfo left_info;
    DyadicInfo right_info;

    save_dgt = disallowgreaterthan;
    if (!left) {
        disallowgreaterthan = 0;
        left = pm_expression();
        disallowgreaterthan = save_dgt;
    }

    do {
        if (!CExpr_GetDyadicInfo(tk, &left_info))
            return left;

        switch (left_info.t) {
            case ELAND:
                CExpr_CheckUnwantedAssignment(left);
                if (iszero(left))
                    no_warning = 1;
                is_eland_or_elor = 1;
                break;
            case ELOR:
                CExpr_CheckUnwantedAssignment(left);
                if (isnotzero(left))
                    no_warning = 1;
                is_eland_or_elor = 1;
                break;
            default:
                is_eland_or_elor = 0;
        }

        tk = lex();
        disallowgreaterthan = 0;
        right = pm_expression();
        disallowgreaterthan = save_dgt;
    inner_loop:
        if (CExpr_GetDyadicInfo(tk, &right_info)) {
            if (left_info.prec >= right_info.prec) {
                cont = (prec >= right_info.prec);
            } else {
                right = CExpr_ParseDyadicExpression(right, left_info.prec, no_warning);
                goto inner_loop;
            }
        } else {
            cont = 1;
        }

        if (is_eland_or_elor)
            CExpr_CheckUnwantedAssignment(right);

        switch (left_info.t) {
            case EDIV:
                left = CExpr_New_EDIV_Node(left, right, no_warning);
                break;
            case EMODULO:
                left = CExpr_New_EMODULO_Node(left, right, no_warning);
                break;
            default:
                left = CExpr_NewDyadicNode(left, left_info.t, right);
        }
    } while (!cont);

    return left;
}

static Boolean CExpr_IsBlockMoveType(Type *type) {
    switch (type->type) {
        case TYPESTRUCT:
        case TYPECLASS:
            return 1;
        case TYPEMEMBERPOINTER:
            return type->size != 4;
        default:
            return 0;
    }
}

ENode *CExpr_New_ECOND_Node(ENode *cond, ENode *expr1, ENode *expr2) {
    ENode *result;
    ENodeList *args;
    short cost;
    Conversion conv;

    cond = CExpr_ConvertToCondition(pointer_generation(cond));
    expr1 = pointer_generation(expr1);
    expr2 = pointer_generation(expr2);

    if (!IS_TYPE_INT_OR_FLOAT(cond->rtype) && !IS_TYPE_POINTER_ONLY(cond->rtype)) {
        CError_Error(CErrorStr144);
        return nullnode();
    }

    cost = cond->cost + 1;
    if (expr1->cost > expr2->cost)
        cost += expr1->cost;
    else
        cost += expr2->cost;
    if (expr2->cost > cost)
        cost = expr2->cost;
    if (cost > 200)
        cost = 200;

    result = CExpr_NewENode(ECOND);
    result->cost = cost;
    result->rtype = expr1->rtype;
    result->flags = expr1->flags | expr2->flags;
    result->data.cond.cond = cond;
    if (ENODE_IS(expr1, EFUNCCALL) && expr1->rtype == &stvoid && (expr1->flags & ENODE_FLAG_VOLATILE)) {
        result->rtype = expr2->rtype;
        result->flags = expr2->flags;
        result->data.cond.expr1 = expr1;
        result->data.cond.expr2 = expr2;
        return result;
    }
    if (ENODE_IS(expr2, EFUNCCALL) && expr2->rtype == &stvoid && (expr2->flags & ENODE_FLAG_VOLATILE)) {
        result->rtype = expr1->rtype;
        result->flags = expr1->flags;
        result->data.cond.expr1 = expr1;
        result->data.cond.expr2 = expr2;
        return result;
    }

    if (
            ENODE_IS(expr1, EINDIRECT) &&
            ENODE_IS(expr2, EINDIRECT) &&
            is_typesame(expr1->rtype, expr2->rtype) &&
            ENODE_QUALS(expr1) == ENODE_QUALS(expr2) &&
            CExpr_IsBlockMoveType(expr1->rtype) &&
            !ENODE_IS(expr1->data.monadic, EBITFIELD) &&
            !ENODE_IS(expr2->data.monadic, EBITFIELD)
            ) {
        if (isnotzero(cond))
            return expr1;
        if (iszero(cond))
            return expr2;
        result->data.cond.expr1 = getnodeaddress(expr1, 0);
        result->data.cond.expr2 = getnodeaddress(expr2, 0);
        result->rtype = result->data.cond.expr1->rtype;
        result = makemonadicnode(result, EINDIRECT);
        result->rtype = TPTR_TARGET(result->rtype);
        return result;
    }

    if ((IS_TYPE_CLASS(expr1->rtype) || IS_TYPE_CLASS(expr2->rtype)) && !is_typesame(expr1->rtype, expr2->rtype)) {
        if (!copts.old_argmatch) {
            if (CExpr_CondOperatorMatch(expr1, expr2, &conv)) {
                CError_ASSERT(6246, !conv.x0);
                expr1 = conv.left;
                expr2 = conv.right;
            } else if (CExpr_CanImplicitlyConvert(expr1, expr2->rtype, ENODE_QUALS(expr2))) {
                if (CExpr_CanImplicitlyConvert(expr2, expr1->rtype, ENODE_QUALS(expr1)))
                    CError_Error(CErrorStr188);
                expr1 = CExpr_Convert(expr1, expr2->rtype, ENODE_QUALS(expr2), 0, 1);
            } else if (CExpr_CanImplicitlyConvert(expr2, expr1->rtype, ENODE_QUALS(expr1))) {
                expr2 = CExpr_Convert(expr2, expr1->rtype, ENODE_QUALS(expr1), 0, 1);
            } else {
                goto failed;
            }

            result->rtype = expr1->rtype;
        } else {
            args = lalloc(sizeof(ENodeList));
            args->node = expr1;
            args->next = lalloc(sizeof(ENodeList));
            args->next->node = expr2;
            args->next->next = NULL;

            if (CExpr_CheckOperatorConversion(':', expr1, expr2, args, &conv)) {
                CError_ASSERT(6274, !conv.x0);
                expr1 = conv.left;
                expr2 = conv.right;
            }

            result->rtype = expr1->rtype;
        }
    }

    switch (expr1->rtype->type) {
        case TYPEENUM:
            if (expr1->rtype == expr2->rtype)
                break;
            expr1 = forceintegral(expr1);
        case TYPEINT:
            if (IS_TYPE_POINTER_ONLY(expr2->rtype) || IS_TYPE_MEMBERPOINTER(expr2->rtype)) {
                expr1 = CExpr_Convert(expr1, expr2->rtype, ENODE_QUALS(expr2), 0, 1);
                result->rtype = expr2->rtype;
                break;
            }
        case TYPEFLOAT:
            if (expr1->rtype != expr2->rtype) {
                CExpr_ArithmeticConversion(&expr1, &expr2);
                result->rtype = expr1->rtype;
            }
            break;
        case TYPEPOINTER:
            if (ENODE_IS(expr2, EINTCONST) && CInt64_IsZero(&expr2->data.intval)) {
                expr2->rtype = TYPE(&stunsignedlong);
                break;
            }
            if (IS_TYPE_POINTER_ONLY(expr2->rtype)) {
                if (IS_TYPE_CLASS(TPTR_TARGET(expr1->rtype)) && IS_TYPE_CLASS(TPTR_TARGET(expr2->rtype))) {
                    if (TPTR_TARGET(expr1->rtype) != TPTR_TARGET(expr2->rtype)) {
                        if (CClass_IsBaseClass(TYPE_CLASS(TPTR_TARGET(expr1->rtype)), TYPE_CLASS(TPTR_TARGET(expr2->rtype)), NULL, 0, 1)) {
                            expr1 = CExpr_SafeClassPointerCast(
                                    expr1,
                                    TYPE_CLASS(TPTR_TARGET(expr1->rtype)),
                                    TYPE_CLASS(TPTR_TARGET(expr2->rtype)),
                                    0, 1);
                            expr1->rtype = expr2->rtype;
                        } else if (CClass_IsBaseClass(TYPE_CLASS(TPTR_TARGET(expr2->rtype)), TYPE_CLASS(TPTR_TARGET(expr1->rtype)), NULL, 0, 1)) {
                            expr2 = CExpr_SafeClassPointerCast(
                                    expr2,
                                    TYPE_CLASS(TPTR_TARGET(expr2->rtype)),
                                    TYPE_CLASS(TPTR_TARGET(expr1->rtype)),
                                    0, 1);
                            expr2->rtype = expr1->rtype;
                        } else {
                            goto failed;
                        }
                    }
                    result->rtype = expr1->rtype;
                    break;
                }
                if (TPTR_TARGET(expr2->rtype) == &stvoid)
                    result->rtype = expr2->rtype;
            }
            if (!is_typeequal(expr1->rtype, expr2->rtype)) {
                if (!copts.objective_c)
                    goto failed;
                if (!CObjC_IsCompatibleType(expr1->rtype, expr2->rtype))
                    goto failed;
                expr1->rtype = expr2->rtype = CObjC_GetObjCType_id(1);
            }
            break;
        case TYPEVOID:
            if (!is_typeequal(expr1->rtype, expr2->rtype))
                goto failed;
            break;
        case TYPESTRUCT:
        case TYPECLASS:
            if (!is_typeequal(expr1->rtype, expr2->rtype))
                goto failed;
            result->rtype = expr1->rtype;
            break;
        case TYPEMEMBERPOINTER:
            if (IS_TYPE_MEMBERPOINTER(expr2->rtype) && TYPE_MEMBER_POINTER(expr1->rtype)->ty2 == TYPE_MEMBER_POINTER(expr2->rtype)->ty2) {
                expr2 = CExpr_Convert(expr2, expr1->rtype, ENODE_QUALS(expr1), 0, 1);
            } else if (CExpr_CanImplicitlyConvert(expr1, expr2->rtype, ENODE_QUALS(expr2))) {
                if (CExpr_CanImplicitlyConvert(expr2, expr1->rtype, ENODE_QUALS(expr1)))
                    CError_Error(CErrorStr188);
                expr1 = CExpr_Convert(expr1, expr2->rtype, ENODE_QUALS(expr2), 0, 1);
            } else if (CExpr_CanImplicitlyConvert(expr2, expr1->rtype, ENODE_QUALS(expr1))) {
                expr2 = CExpr_Convert(expr2, expr1->rtype, ENODE_QUALS(expr1), 0, 1);
            } else {
                goto failed;
            }
            result->rtype = expr1->rtype;
            break;
        default:
        failed:
            CError_Error(CErrorStr245, expr1->rtype, ENODE_QUALS(expr1), expr2->rtype, ENODE_QUALS(expr2));
            return nullnode();
    }

    result->data.cond.expr1 = expr1;
    result->data.cond.expr2 = expr2;
    if (isnotzero(cond))
        result = expr1;
    else if (iszero(cond))
        result = expr2;
    return result;
}

static ENode *conditional_expression(void) {
    ENode *cond;
    ENode *expr1;
    ENode *expr2;
    ENode *result;
    Boolean is_templdep_cond;

    is_templdep_cond = 0;
    cond = CExpr_ParseDyadicExpression(NULL, 0, 0);
    if (tk != '?')
        return cond;

    cond = pointer_generation(cond);
    if (!IS_TYPE_TEMPLDEPEXPR(cond->rtype)) {
        cond = CExpr_ConvertToCondition(cond);
        if (!IS_TYPE_INT_OR_FLOAT(cond->rtype) && !IS_TYPE_POINTER_ONLY(cond->rtype)) {
            CError_Error(CErrorStr144);
            return nullnode();
        }
    } else {
        is_templdep_cond = 1;
    }

    tk = lex();
    expr1 = expression();
    if (tk != ':')
        CError_ErrorSkip(CErrorStr141);
    else
        tk = lex();

    expr2 = (copts.cplusplus && !copts.ARM_conform) ? assignment_expression() : conditional_expression();

    if (is_templdep_cond || IS_TYPE_TEMPLDEPEXPR(expr1->rtype) || IS_TYPE_TEMPLDEPEXPR(expr2->rtype)) {
        result = CExpr_NewENode(ECOND);
        result->rtype = &sttemplexpr;
        result->data.cond.cond = cond;
        result->data.cond.expr1 = expr1;
        result->data.cond.expr2 = expr2;
        return result;
    }

    return CExpr_New_ECOND_Node(cond, expr1, expr2);
}

static ENode *CExpr_MakeOpAssNode(ENode *left, ENode *right, ENodeType nt) {
    if (left->rtype != right->rtype) {
        switch (right->rtype->type) {
            case TYPEINT:
            case TYPEFLOAT:
                break;
            case TYPEENUM:
                right->rtype = TYPE_ENUM(right->rtype)->enumtype;
                break;
            default:
                right = CExpr_AssignmentPromotion(right, left->rtype, 0, 1);
        }
        if (IS_TYPE_FLOAT(left->rtype)) {
            if (IS_TYPE_INT(right->rtype) || (IS_TYPE_FLOAT(right->rtype) && left->rtype->size >= right->rtype->size))
                right = CExpr_AssignmentPromotion(right, left->rtype, 0, 1);
        } else if (IS_TYPE_INT(left->rtype)) {
            if (IS_TYPE_INT(right->rtype) && (left->rtype->size > right->rtype->size || (left->rtype->size == right->rtype->size && is_unsigned(left->rtype) == is_unsigned(right->rtype))))
                right = CExpr_AssignmentPromotion(right, left->rtype, 0, 1);
        }
    }

    return makediadicnode(left, right, nt);
}

static ENode *makeassignmentnode(ENode *left, ENodeType nt, short token) {
    ENode *right;
    ENode *tmp;
    ENode *funcexpr;
    ENodeList *args;
    Conversion conv;

    tk = lex();
    right = assignment_expression();
    if (copts.cplusplus) {
        if (copts.old_argmatch && !ENODE_IS(right, EMEMBER))
            right = pointer_generation(right);
        if (CExpr_CheckOperator(token, left, right, &conv)) {
            if (!conv.x0) {
                if (nt == EASS)
                    goto continue_anyway;
                CError_FATAL(6531);
            }
            return conv.x0;
        }
        if (IS_TYPE_CLASS(left->rtype) && CClass_AssignmentOperator(TYPE_CLASS(left->rtype)))
            CError_Error(CErrorStr144);
    }
continue_anyway:
    if (IS_TYPE_ARRAY(left->rtype)) {
        if (copts.gcc_extensions && nt == EASS && is_typesame(left->rtype, right->rtype)) {
            tmp = makediadicnode(left, right, nt);
            tmp->flags = left->flags;
            return tmp;
        }
        CError_Error(CErrorStr144);
        return nullnode();
    }

    left = CExpr_LValue(pointer_generation(left), 1, 1);
    if (nt != EASS) {
        if (!IS_TYPE_INT(right->rtype)) {
            if (!IS_TYPE_ENUM(right->rtype)) {
                CError_Error(CErrorStr144);
                return left;
            }
            right = forceintegral(right);
        }
        if (!IS_TYPE_INT(left->rtype)) {
            if (copts.cplusplus) {
                CError_Error(CErrorStr144);
                return left;
            }
            left = forceintegral(left);
            if (!IS_TYPE_INT(left->rtype)) {
                CError_Error(CErrorStr144);
                return left;
            }
        }
        return CExpr_MakeOpAssNode(left, right, nt);
    }

    if (IS_TYPE_CLASS(left->rtype) && TYPE_CLASS(left->rtype)->sominfo) {
        CError_Error(CErrorStr285);
        return left;
    }

    if (copts.warn_implicitconv && ENODE_IS(left, EINDIRECT) && ENODE_IS(left->data.monadic, EBITFIELD) && !ENODE_IS(right, EINTCONST)) {
        copts.warn_implicitconv = 0;
        right = CExpr_AssignmentPromotion(right, left->rtype, left->flags, 1);
        copts.warn_implicitconv = 1;
    } else {
        right = CExpr_AssignmentPromotion(right, left->rtype, left->flags, 1);
    }

    tmp = right;
    if (IS_TYPE_FLOAT(right->rtype) && ENODE_IS(right, ETYPCON) && right->rtype->size == right->data.monadic->rtype->size)
        tmp = right->data.monadic;

    if (
            ENODE_IS(left, EINDIRECT) &&
            ENODE_IS(left->data.monadic, EOBJREF) &&
            ENODE_IS(tmp, EINDIRECT) &&
            (ENODE_IS(funcexpr = right->data.monadic, EFUNCCALL) || ENODE_IS(funcexpr, EFUNCCALLP)) &&
            left->rtype == funcexpr->data.funccall.functype->functype &&
            CMach_GetFunctionResultClass(funcexpr->data.funccall.functype) == 1 &&
            (args = funcexpr->data.funccall.args)
            ) {
        switch (CABI_GetStructResultArgumentIndex(funcexpr->data.funccall.functype)) {
            case 0:
                break;
            case 1:
                if ((args = args->next))
                    break;
                CError_FATAL(6625);
            default:
                CError_FATAL(6626);
        }
        if (ENODE_IS(args->node, ETEMP)) {
            if (!(IS_TYPE_CLASS(left->rtype) && CClass_Destructor(TYPE_CLASS(left->rtype)))) {
                args->node = getnodeaddress(left, 0);
                return right;
            }
        }
    }

    right = makediadicnode(left, right, nt);
    right->flags = left->flags;
    return right;
}

static ENode *makepassignmentnode(ENode *left, ENodeType nt, short token) {
    ENode *right;
    Boolean is_array;
    Conversion conv;

    is_array = IS_TYPE_ARRAY(left->rtype);
    left = pointer_generation(left);
    if (copts.cplusplus) {
        tk = lex();
        right = pointer_generation(assignment_expression());
        if (CExpr_CheckOperator(token, left, right, &conv)) {
            CError_ASSERT(6669, conv.x0);
            return conv.x0;
        }
        left = CExpr_LValue(left, 1, 1);
    } else {
        left = CExpr_LValue(left, 1, 1);
        tk = lex();
        right = pointer_generation(assignment_expression());
    }

    if (is_array)
        CError_Error(CErrorStr144);

    switch (left->rtype->type) {
        case TYPEINT:
        case TYPEFLOAT:
        case TYPEPOINTER:
            break;
        case TYPEENUM:
            if (copts.cplusplus) {
                CError_Error(CErrorStr144);
                return left;
            }
            left = forceintegral(left);
            break;
        default:
            CError_Error(CErrorStr144);
            return left;
    }

    if (IS_TYPE_ENUM(right->rtype))
        right = forceintegral(right);

    if (iszero(right))
        return left;

    if (IS_TYPE_POINTER_ONLY(left->rtype)) {
        if (IS_TYPE_INT(right->rtype)) {
            if (nt == ESUBASS) {
                left = psub(left, right);
                if (ENODE_IS(left, ESUB))
                    left->type = ESUBASS;
                return left;
            } else {
                left = padd(left, right);
                if (ENODE_IS(left, EADD))
                    left->type = EADDASS;
                return left;
            }
        }
        CError_Error(CErrorStr144);
        return left;
    } else {
        return CExpr_MakeOpAssNode(left, right, nt);
    }
}

static ENode *makemulassignmentnode(ENode *left, ENodeType nt, short token) {
    ENode *right;
    Boolean is_array;
    Conversion conv;

    is_array = IS_TYPE_ARRAY(left->rtype);
    left = pointer_generation(left);
    if (copts.cplusplus) {
        tk = lex();
        right = pointer_generation(assignment_expression());
        if (CExpr_CheckOperator(token, left, right, &conv)) {
            CError_ASSERT(6753, conv.x0);
            return conv.x0;
        }
        if (!IS_TYPE_INT(left->rtype) && !(IS_TYPE_FLOAT(left->rtype) && nt != EMODASS)) {
            CError_Error(CErrorStr144);
            return nullnode();
        }
        left = CExpr_LValue(left, 1, 1);
    } else {
        if (IS_TYPE_ENUM(left->rtype))
            left = forceintegral(left);
        if (!IS_TYPE_INT(left->rtype) && !(IS_TYPE_FLOAT(left->rtype) && nt != EMODASS)) {
            CError_Error(CErrorStr144);
            return nullnode();
        }

        left = CExpr_LValue(left, 1, 1);
        tk = lex();
        right = pointer_generation(assignment_expression());
    }

    if (is_array)
        CError_Error(CErrorStr144);

    if (IS_TYPE_ENUM(right->rtype))
        right = forceintegral(right);

    if (IS_TYPE_INT(left->rtype) && IS_TYPE_FLOAT(right->rtype) && nt == EMODASS) {
        CError_Error(CErrorStr144);
        return nullnode();
    }

    return CExpr_MakeOpAssNode(left, right, nt);
}

static ENode *CExpr_TransformOpAssign(ENode *expr) {
    switch (expr->type) {
        case EMULASS:
        case EDIVASS:
        case EMODASS:
        case EADDASS:
        case ESUBASS:
        case ESHLASS:
        case ESHRASS:
        case EANDASS:
        case EXORASS:
        case EORASS:
            if (expr->rtype == TYPE(&stbool)) {
                expr = CIRTrans_TransformOpAss(expr);
                if (ENODE_IS(expr, EASS)) {
                    expr->data.diadic.right = makemonadicnode(expr->data.diadic.right, ELOGNOT);
                    expr->data.diadic.right->rtype = TYPE(&stbool);
                    expr->data.diadic.right = makemonadicnode(expr->data.diadic.right, ELOGNOT);
                }
            }
    }

    return expr;
}

ENode *assignment_expression(void) {
    ENode *expr;

    if (tk == TK_THROW)
        return CExcept_ScanThrowExpression();

    expr = conditional_expression();
    switch (tk) {
        case '=':
            return makeassignmentnode(expr, EASS, tk);
        case TK_ADD_ASSIGN:
            return CExpr_TransformOpAssign(makepassignmentnode(expr, EADDASS, tk));
        case TK_SUB_ASSIGN:
            return CExpr_TransformOpAssign(makepassignmentnode(expr, ESUBASS, tk));
        case TK_MULT_ASSIGN:
            expr = makemulassignmentnode(expr, EMULASS, tk);
            if (ENODE_IS(expr, EMULASS) && CExpr_IsOne(expr->data.diadic.right))
                return expr->data.diadic.left;
            return CExpr_TransformOpAssign(expr);
        case TK_DIV_ASSIGN:
            expr = makemulassignmentnode(expr, EDIVASS, tk);
            if (ENODE_IS(expr, EDIVASS)) {
                if (iszero(expr->data.diadic.right) && !IS_TYPE_FLOAT(expr->rtype)) {
                    CError_Warning(CErrorStr139);
                    return expr->data.diadic.left;
                }
                if (CExpr_IsOne(expr->data.diadic.right))
                    return expr->data.diadic.left;
            }
            return CExpr_TransformOpAssign(expr);
        case TK_MOD_ASSIGN:
            expr = makemulassignmentnode(expr, EMODASS, tk);
            if (ENODE_IS(expr, EMODASS)) {
                if (iszero(expr->data.diadic.right)) {
                    CError_Warning(CErrorStr139);
                    return expr->data.diadic.left;
                }
            }
            return CExpr_TransformOpAssign(expr);
        case TK_SHL_ASSIGN:
            expr = makeassignmentnode(expr, ESHLASS, tk);
            if (ENODE_IS(expr, ESHLASS) && iszero(expr->data.diadic.right))
                return expr->data.diadic.left;
            return CExpr_TransformOpAssign(expr);
        case TK_SHR_ASSIGN:
            expr = makeassignmentnode(expr, ESHRASS, tk);
            if (ENODE_IS(expr, ESHRASS) && iszero(expr->data.diadic.right))
                return expr->data.diadic.left;
            return CExpr_TransformOpAssign(expr);
        case TK_AND_ASSIGN:
            expr = makeassignmentnode(expr, EANDASS, tk);
            if (ENODE_IS(expr, EANDASS) && CExpr_AllBitsSet(expr->data.diadic.right))
                return expr->data.diadic.left;
            return expr;
        case TK_XOR_ASSIGN:
            expr = makeassignmentnode(expr, EXORASS, tk);
            if (ENODE_IS(expr, EXORASS) && iszero(expr->data.diadic.right))
                return expr->data.diadic.left;
            return CExpr_TransformOpAssign(expr);
        case TK_OR_ASSIGN:
            expr = makeassignmentnode(expr, EORASS, tk);
            if (ENODE_IS(expr, EORASS) && iszero(expr->data.diadic.right))
                return expr->data.diadic.left;
            return CExpr_TransformOpAssign(expr);
        default:
            return expr;
    }
}

ENode *conv_assignment_expression(void) {
    return pointer_generation(assignment_expression());
}

static Boolean CExpr_HasSideEffect(ENode *expr) {
    switch (expr->type) {
        case EMONMIN:
        case EBINNOT:
        case ELOGNOT:
        case EMUL:
        case EDIV:
        case EMODULO:
        case EADD:
        case ESUB:
        case ESHL:
        case ESHR:
        case ELESS:
        case EGREATER:
        case ELESSEQU:
        case EGREATEREQU:
        case EEQU:
        case ENOTEQU:
        case EAND:
        case EXOR:
        case EOR:
        case ELAND:
        case ELOR:
        case EROTL:
        case EROTR:
        case EBITFIELD:
        case EINTCONST:
        case EFLOATCONST:
        case ESTRINGCONST:
        case EOBJREF:
        case ETEMP:
        case EARGOBJ:
        case ELOCOBJ:
        case EOBJLIST:
        case EMEMBER:
        case EVECTOR128CONST:
            return 0;
        case ETYPCON:
            return IS_TYPE_VOID(expr->rtype);
        case EINDIRECT:
            switch (expr->data.monadic->type) {
                case EFUNCCALL:
                case EFUNCCALLP:
                    return 1;
                default:
                    return 0;
            }
        case ECOMMA:
            return CInline_ExpressionHasSideEffect(expr->data.diadic.right);
        case ECOND:
            return CInline_ExpressionHasSideEffect(expr->data.cond.expr1) || CInline_ExpressionHasSideEffect(expr->data.cond.expr2);
        case EPOSTINC:
        case EPOSTDEC:
        case EPREINC:
        case EPREDEC:
        case EFORCELOAD:
        case EASS:
        case EMULASS:
        case EDIVASS:
        case EMODASS:
        case EADDASS:
        case ESUBASS:
        case ESHLASS:
        case ESHRASS:
        case EANDASS:
        case EXORASS:
        case EORASS:
        case EFUNCCALL:
        case EFUNCCALLP:
        case EMFPOINTER:
        case ENULLCHECK:
        case EPRECOMP:
        case ELABEL:
        case ENEWEXCEPTION:
        case ENEWEXCEPTIONARRAY:
        case EINITTRYCATCH:
        case EINSTRUCTION:
            return 1;
        default:
            CError_FATAL(7056);
            return 0;
    }
}

void CExpr_CheckUnusedExpression(ENode *expr) {
    ENode *scan;
    ENodeList *arg;

    if (copts.warn_possunwant) {
        scan = expr;
        while (ENODE_IS(scan, ETYPCON))
            scan = scan->data.monadic;
        if (ENODE_IS(scan, EEQU)) {
            CError_Warning(CErrorStr208);
            return;
        }
    }

    if (copts.warn_no_side_effect) {
        if (!CExpr_HasSideEffect(expr)) {
            CError_Warning(CErrorStr369);
            return;
        }
    }

    if (copts.warn_resultnotused) {
        scan = expr;
        if (IS_TYPE_VOID(expr->rtype))
            return;
        if (ENODE_IS(expr, EINDIRECT))
            scan = expr->data.monadic;

        switch (scan->type) {
            case EFUNCCALL:
            case EFUNCCALLP:
                if (ENODE_IS(scan->data.funccall.funcref, EOBJREF) && scan->data.funccall.funcref->data.objref->name == asop_name_node)
                    return;
                if (CMach_GetFunctionResultClass(scan->data.funccall.functype) == 1 && (arg = scan->data.funccall.args)) {
                    switch (CABI_GetStructResultArgumentIndex(scan->data.funccall.functype)) {
                        case 0:
                            break;
                        case 1:
                            if ((arg = arg->next))
                                break;
                            CError_FATAL(7110);
                        default:
                            CError_FATAL(7111);
                    }

                    if (!ENODE_IS(arg->node, ETEMP))
                        return;
                }
                CError_Warning(CErrorStr370);
        }
    }
}

ENode *s_expression(void) {
    ENode *left;
    ENode *right;
    Conversion conv;

    left = assignment_expression();
    while (tk == ',') {
        left = pointer_generation(left);
        tk = lex();
        right = pointer_generation(assignment_expression());

        if (copts.cplusplus && CExpr_CheckOperator(',', left, right, &conv)) {
            CError_ASSERT(7143, left = conv.x0);
        } else {
            CExpr_CheckUnusedExpression(left);
            left = makecommaexpression(left, right);
            left->rtype = right->rtype;
        }
    }

    return left;
}

ENode *expression(void) {
    return pointer_generation(s_expression());
}

CInt64 CExpr_IntegralConstExprType(Type **tint) {
    ENode *expr;

    expr = pointer_generation(conditional_expression());
    if (ENODE_IS(expr, EINTCONST)) {
        switch (expr->rtype->type) {
            case TYPEINT:
                *tint = expr->rtype;
                return expr->data.intval;
            case TYPEENUM:
                *tint = TYPE_ENUM(expr->rtype)->enumtype;
                return expr->data.intval;
        }
    }

    CError_Error(CErrorStr124);
    *tint = TYPE(&stchar);
    return cint64_zero;
}

ENode *CExpr_IntegralConstOrDepExpr(void) {
    ENode *expr;

    expr = pointer_generation(conditional_expression());
    if (ENODE_IS(expr, EINTCONST)) {
        switch (expr->rtype->type) {
            case TYPEINT:
                return expr;
            case TYPEENUM:
                expr->rtype = TYPE_ENUM(expr->rtype)->enumtype;
                return expr;
            default:
                CError_FATAL(7209);
        }
    }

    if (CTemplTool_IsTemplateArgumentDependentExpression(expr))
        return expr;

    CError_Error(CErrorStr124);
    expr = nullnode();
    expr->rtype = TYPE(&stchar);
    return expr;
}

CInt64 CExpr_IntegralConstExpr(void) {
    Type *throwaway;
    return CExpr_IntegralConstExprType(&throwaway);
}

void CExpr_CheckUnwantedAssignment(ENode *expr) {
    if (copts.warn_possunwant) {
        if (ENODE_IS(expr, EASS) && !(expr->flags & ENODE_FLAG_80))
            CError_Warning(CErrorStr207);
    }
}

Boolean CExpr_ParseAsmExpr(Object **objptr, CInt64 *valptr) {
    ENode *expr;

    if (objptr)
        *objptr = NULL;
    *valptr = cint64_zero;

    expr = pointer_generation(assignment_expression());
    if (ENODE_IS(expr, EINTCONST)) {
        *valptr = expr->data.intval;
        return 1;
    }

    if (objptr) {
        switch (expr->type) {
            case EINDIRECT:
                if (CInit_RelocInitCheck(expr->data.monadic, objptr, valptr, 1))
                    return 1;
                break;
            case EOBJREF:
                *objptr = expr->data.objref;
                while ((*objptr)->datatype == DALIAS)
                    *objptr = (*objptr)->u.alias.object;
                return 1;
            case EMEMBER:
                if (expr->data.emember->list->object->otype == OT_OBJECT) {
                    if (expr->data.emember->list->next && expr->data.emember->list->next->object->otype == OT_OBJECT)
                        CError_Error(CErrorStr199);
                    *objptr = OBJECT(expr->data.emember->list->object);
                    while ((*objptr)->datatype == DALIAS)
                        *objptr = (*objptr)->u.alias.object;
                    return 1;
                }
                break;
            case EOBJLIST:
                CError_Error(CErrorStr199);
                return 0;
        }
    }

    CError_Error(CErrorStr155);
    return 0;
}