Mercurial > hg > CbC > CbC_gcc
view libgomp/testsuite/libgomp.c/atomic-6.c @ 127:4c56639505ff
fix function.c and add CbC-example Makefile
author | mir3636 |
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date | Wed, 11 Apr 2018 18:46:58 +0900 |
parents | 04ced10e8804 |
children |
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/* PR middle-end/36106 */ /* { dg-additional-options "-mieee" { target alpha*-*-* } } */ /* { dg-additional-options "-march=i586" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */ #ifdef __i386__ # include "cpuid.h" #endif extern void abort (void); union { unsigned long long l; double d; } u = { .l = 0x7ff0000000072301ULL }; int __attribute__((noinline)) do_test (void) { #pragma omp atomic u.d += 1.0L; return 0; } int main (void) { #ifdef __i386__ unsigned int eax, ebx, ecx, edx; if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx)) return 0; if (!(edx & bit_CMPXCHG8B)) return 0; #endif do_test (); return 0; }