From 35a4831d029a7ed8f25e31b45081b411288674a1 Mon Sep 17 00:00:00 2001 From: Erik van der Kouwe Date: Wed, 29 Apr 2015 22:59:26 +0200 Subject: [PATCH] clang: apply LLVM patch r201729 This fixes an issue when compiling with GCC 4.9. For details, see: http://reviews.llvm.org/rL201729 Change-Id: Iaa522715798016f6edb433b01b02aa664fcb5d1c --- external/bsd/llvm/dist/clang/lib/Headers/stddef.h | 10 ++++++++++ external/bsd/llvm/dist/clang/test/Headers/c11.c | 4 ++++ 2 files changed, 14 insertions(+) diff --git a/external/bsd/llvm/dist/clang/lib/Headers/stddef.h b/external/bsd/llvm/dist/clang/lib/Headers/stddef.h index 6a64d6d32..b6926942e 100644 --- a/external/bsd/llvm/dist/clang/lib/Headers/stddef.h +++ b/external/bsd/llvm/dist/clang/lib/Headers/stddef.h @@ -84,6 +84,16 @@ using ::std::nullptr_t; #endif #endif +#if __STDC_VERSION__ >= 201112L || __cplusplus >= 201103L +typedef struct { + long long __clang_max_align_nonce1 + __attribute__((__aligned__(__alignof__(long long)))); + long double __clang_max_align_nonce2 + __attribute__((__aligned__(__alignof__(long double)))); +} max_align_t; +#define __CLANG_MAX_ALIGN_T_DEFINED +#endif + #define offsetof(t, d) __builtin_offsetof(t, d) #endif /* __STDDEF_H */ diff --git a/external/bsd/llvm/dist/clang/test/Headers/c11.c b/external/bsd/llvm/dist/clang/test/Headers/c11.c index 11bec1954..e335d0ceb 100644 --- a/external/bsd/llvm/dist/clang/test/Headers/c11.c +++ b/external/bsd/llvm/dist/clang/test/Headers/c11.c @@ -22,6 +22,10 @@ _Static_assert(__alignof(c) == 4, ""); #define __STDC_WANT_LIB_EXT1__ 1 #include rsize_t x = 0; +_Static_assert(sizeof(max_align_t) >= sizeof(long long), ""); +_Static_assert(alignof(max_align_t) >= alignof(long long), ""); +_Static_assert(sizeof(max_align_t) >= sizeof(long double), ""); +_Static_assert(alignof(max_align_t) >= alignof(long double), ""); // If we are freestanding, then also check RSIZE_MAX (in a hosted implementation // we will use the host stdint.h, which may not yet have C11 support). -- 2.44.0