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[libc] Guard common macro names

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Differential revision: https://reviews.llvm.org/D127692
This commit is contained in:
Alex Brachet 2022-06-14 15:05:16 +00:00
parent 6117784c5f
commit 60d4a10710
1 changed files with 6 additions and 0 deletions
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6
libc/src/__support/common.h
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@ -11,9 +11,15 @@
#define LIBC_INLINE_ASM __asm__ __volatile__
#ifndef likely
#define likely(x) __builtin_expect(!!(x), 1)
#endif
#ifndef unlikely
#define unlikely(x) __builtin_expect(x, 0)
#endif
#ifndef UNUSED
#define UNUSED __attribute__((unused))
#endif
#ifndef LLVM_LIBC_FUNCTION_ATTR
#define LLVM_LIBC_FUNCTION_ATTR