encounter/dawn-cmake
1
0
Fork 0
mirror of https://github.com/encounter/dawn-cmake.git synced 2025-12-16 16:37:08 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add DAWN_UNUSED_FUNC to ignore unused functions in generated code

Browse Source 
BUG=dawn:13

Change-Id: I7a224503d0a33ef148e63b8327a6a53df1b3868a
Reviewed-on: https://dawn-review.googlesource.com/1520
Commit-Queue: Kai Ninomiya <kainino@chromium.org>
Reviewed-by: Stephen White <senorblanco@chromium.org>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
This commit is contained in:
Corentin Wallez
2018-09-17 22:59:08 +00:00
committed by Commit Bot service account
parent a60799f5e1
commit 03e1813fd2
2 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
src/common/Compiler.h
View File

@@ -23,6 +23,7 @@
// - DAWN_(UN)?LIKELY(EXPR): Where available, hints the compiler that the expression will be true
// (resp. false) to help it generate code that leads to better branch prediction.
// - DAWN_UNUSED(EXPR): Prevents unused variable/expression warnings on EXPR.
// - DAWN_UNUSED_FUNC(FUNC): Prevents unused function warnings on FUNC.
// Clang and GCC, check for __clang__ too to catch clang-cl masquarading as MSVC
#if defined(__GNUC__) || defined(__clang__)
@@ -75,6 +76,8 @@ extern void __cdecl __debugbreak(void);
// It seems that (void) EXPR works on all compilers to silence the unused variable warning.
#define DAWN_UNUSED(EXPR) (void)EXPR
// Likewise using static asserting on sizeof(&FUNC) seems to make it tagged as used
#define DAWN_UNUSED_FUNC(FUNC) static_assert(sizeof(&FUNC) == sizeof(void (*)()), "");
// Add noop replacements for macros for features that aren't supported by the compiler.
#if !defined(DAWN_LIKELY)