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| author | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2017-04-27 01:47:22 +0000 |
|---|---|---|
| committer | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2017-04-27 01:47:22 +0000 |
| commit | 16b1ac950b5fb796e4c126ce451d34d3ceefe155 (patch) | |
| tree | 421bc785d8b86b7b51c7660ef902b0f4112b784d | |
| parent | 8c8fb8049080bb3522c3cd8349b1d2f79c54531e (diff) | |
| download | bcm5719-llvm-16b1ac950b5fb796e4c126ce451d34d3ceefe155.tar.gz bcm5719-llvm-16b1ac950b5fb796e4c126ce451d34d3ceefe155.zip | |
Darwin: Define __STDC_NO_THREADS__ on Darwin targets
Darwin doesn't support C11 threads.h. Define `__STDC_NO_THREADS__` so
that users can check for it.
rdar://problem/18461003
llvm-svn: 301508
| -rw-r--r-- | clang/lib/Basic/Targets.cpp | 1 | ||||
| -rw-r--r-- | clang/test/Preprocessor/init.c | 9 |
2 files changed, 10 insertions, 0 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp index d7f1793e377..78b03b1c314 100644 --- a/clang/lib/Basic/Targets.cpp +++ b/clang/lib/Basic/Targets.cpp @@ -117,6 +117,7 @@ static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts, VersionTuple &PlatformMinVersion) { Builder.defineMacro("__APPLE_CC__", "6000"); Builder.defineMacro("__APPLE__"); + Builder.defineMacro("__STDC_NO_THREADS__"); Builder.defineMacro("OBJC_NEW_PROPERTIES"); // AddressSanitizer doesn't play well with source fortification, which is on // by default on Darwin. diff --git a/clang/test/Preprocessor/init.c b/clang/test/Preprocessor/init.c index 5fb2011cd02..36ef9b21365 100644 --- a/clang/test/Preprocessor/init.c +++ b/clang/test/Preprocessor/init.c @@ -9690,3 +9690,12 @@ // MSVC-X64-NEXT:#define __CLANG_ATOMIC_SHORT_LOCK_FREE 2 // MSVC-X64-NEXT:#define __CLANG_ATOMIC_WCHAR_T_LOCK_FREE 2 // MSVC-X86-NOT:#define __GCC_ATOMIC{{.*}} + +// RUN: %clang_cc1 -E -dM -ffreestanding \ +// RUN: -triple=aarch64-apple-ios9 < /dev/null \ +// RUN: | FileCheck -check-prefix=DARWIN %s +// RUN: %clang_cc1 -E -dM -ffreestanding \ +// RUN: -triple=aarch64-apple-macosx10.12 < /dev/null \ +// RUN: | FileCheck -check-prefix=DARWIN %s + +// DARWIN:#define __STDC_NO_THREADS__ 1 |
