gcc/testsuite/gcc.dg/pr34233.c - gcc - Git at Google

 /* { dg-do compile } */
 /* { dg-options "-ffast-math" } */

 double foo(void)
 {
   return __builtin_pow (0.0, -1.5);
 }
	/* { dg-do compile } */
	/* { dg-options "-ffast-math" } */

	double foo(void)
	{
	return __builtin_pow (0.0, -1.5);
	}