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authorNAKAMURA Takumi <geek4civic@gmail.com>2025-01-09 18:31:57 +0900
committerNAKAMURA Takumi <geek4civic@gmail.com>2025-01-09 18:33:27 +0900
commitdf025ebf872052c0761d44a3ef9b65e9675af8a8 (patch)
tree9b4e94583e2536546d6606270bcdf846c95e1ba2 /libc/include/__llvm-libc-common.h
parent4428c9d0b1344179f85a72e183a44796976521e3 (diff)
parentbdcf47e4bcb92889665825654bb80a8bbe30379e (diff)
downloadllvm-users/chapuni/cov/single/loop.zip
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Merge branch 'users/chapuni/cov/single/base' into users/chapuni/cov/single/loopusers/chapuni/cov/single/loop
Conflicts: clang/lib/CodeGen/CoverageMappingGen.cpp
Diffstat (limited to 'libc/include/__llvm-libc-common.h')
-rw-r--r--libc/include/__llvm-libc-common.h19
1 files changed, 18 insertions, 1 deletions
diff --git a/libc/include/__llvm-libc-common.h b/libc/include/__llvm-libc-common.h
index d54ee7b..c63eb13 100644
--- a/libc/include/__llvm-libc-common.h
+++ b/libc/include/__llvm-libc-common.h
@@ -50,7 +50,24 @@
#define __END_C_DECLS
#undef __restrict
-#define __restrict restrict // C99 and above support the restrict keyword.
+#if __STDC_VERSION__ >= 199901L
+// C99 and above support the restrict keyword.
+#define __restrict restrict
+#elif !defined(__GNUC__)
+// GNU-compatible compilers accept the __ spelling in all modes.
+// Otherwise, omit the qualifier for pure C89 compatibility.
+#define __restrict
+#endif
+
+#undef _Noreturn
+#if __STDC_VERSION__ >= 201112L
+// In C11 and later, _Noreturn is a keyword.
+#elif defined(__GNUC__)
+// GNU-compatible compilers have an equivalent attribute.
+#define _Noreturn __attribute__((__noreturn__))
+#else
+#define _Noreturn
+#endif
#undef __NOEXCEPT
#ifdef __GNUC__