blob: 8a66da089b8a4c5177ac2dfa524979f6fa24fa0d [file] [log] [blame]
/* { dg-do run } */
/* { dg-additional-options "-mcx16" { target { { i?86-*-* x86_64-*-* } && lp64 } } } */
#ifdef __x86_64__
#include "cpuid.h"
#endif
double d = 1.5;
long double ld = 3;
extern void abort (void);
void
test (void)
{
#pragma omp atomic
d *= 1.25;
#pragma omp atomic
ld /= 0.75;
if (d != 1.875 || ld != 4.0L)
abort ();
}
int
main (void)
{
#ifdef __x86_64__
unsigned int eax, ebx, ecx, edx;
if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx))
return 0;
if (!(ecx & bit_CMPXCHG16B))
return 0;
#endif
test ();
return 0;
}