gcc/testsuite/gcc.dg/div-double-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -ffinite-math-only" } */
   3 /* { dg-require-effective-target double64plus } */
   4
   5 extern void abort (void);
   6
   7 volatile double a = 2.002083e-146;
   8 volatile double b;
   9
  10 int
  11 main()
  12 {
  13   b = 1. / a;
  14
  15   if (b != (1. / 2.002083e-146))
  16     abort ();
  17   return 0;
  18 }