gcc/testsuite/gcc.target/i386/pr30120.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -ffast-math" } */
   3
   4 extern void abort (void);
   5
   6 static void
   7 foo (double a, double weight, const double *ring, double *phase)
   8 {
   9   *phase = *ring * weight;
  10 }
  11
  12 void
  13 foo2 (void)
  14 {
  15   foo (0, 1, (double *) 0, (double *) 0);
  16 }
  17
  18 int
  19 main (void)
  20 {
  21   double t1 = 1, c1;
  22   foo (0, 1, &t1, &c1);
  23   if (c1 < 0.5)
  24     abort();
  25
  26   return 0;
  27 }