gcc/testsuite/gcc.dg/pr56125.c

   1 /* PR tree-optimization/56125 */
   2 /* { dg-do run } */
   3 /* { dg-options "-O2 -ffast-math" } */
   4
   5 extern void abort (void);
   6 extern double fabs (double);
   7
   8 __attribute__((cold)) double
   9 foo (double x, double n)
  10 {
  11   double u = x / (n * n);
  12   return u;
  13 }
  14
  15 int
  16 main ()
  17 {
  18   if (fabs (foo (29, 2) - 7.25) > 0.001)
  19     abort ();
  20   return 0;
  21 }