gcc/libgomp/testsuite/libgomp.c/pr48591.c
Jakub Jelinek 20790697dd re PR middle-end/48591 (OpenMP ICE with atomics on __float128 in 32-bit only i686 cc1)
PR middle-end/48591
	* omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
	NULL.
	(expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.

	* gcc.dg/gomp/pr48591.c: New test.

	* testsuite/libgomp.c/pr48591.c: New test.

From-SVN: r172379
2011-04-13 17:50:02 +02:00

23 lines
409 B
C

/* PR middle-end/48591 */
/* { dg-do run { target i?86-*-linux* x86_64-*-linux* ia64-*-linux* } } */
/* { dg-options "-fopenmp" } */
extern void abort (void);
int
main ()
{
__float128 f = 0.0;
int i;
#pragma omp parallel for reduction(+:f)
for (i = 0; i < 128; i++)
f += 0.5Q;
if (f != 64.0Q)
abort ();
#pragma omp atomic
f += 8.5Q;
if (f != 72.5Q)
abort ();
return 0;
}