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46c32d882d
This CL adds a check to the `Is` castable methods to determine if the target type is `final`. If the type being compared too is `final` we bail out early in the walk up the hierarchy as it won't be a parent class. Change-Id: Ieba4dd686e47207a3db0cf3a8ea46fbc1a8d1c91 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/96600 Reviewed-by: Ben Clayton <bclayton@google.com> Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
// Copyright 2022 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_TINT_AST_F16_H_
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#define SRC_TINT_AST_F16_H_
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#include <string>
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#include "src/tint/ast/type.h"
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namespace tint::ast {
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/// A float 16 type
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class F16 final : public Castable<F16, Type> {
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public:
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/// Constructor
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/// @param pid the identifier of the program that owns this node
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/// @param nid the unique node identifier
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/// @param src the source of this node
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F16(ProgramID pid, NodeID nid, const Source& src);
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/// Move constructor
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F16(F16&&);
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~F16() override;
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/// @param symbols the program's symbol table
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/// @returns the name for this type that closely resembles how it would be
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/// declared in WGSL.
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std::string FriendlyName(const SymbolTable& symbols) const override;
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/// Clones this type and all transitive types using the `CloneContext` `ctx`.
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/// @param ctx the clone context
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/// @return the newly cloned type
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const F16* Clone(CloneContext* ctx) const override;
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};
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} // namespace tint::ast
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#endif // SRC_TINT_AST_F16_H_
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