gcc/testsuite/gcc.c-torture/execute/ieee/20041213-1.c

   1 #if defined (__AVR__) && (__SIZEOF_DOUBLE__ == __SIZEOF_FLOAT__)
   2 extern double sqrt (double) __asm ("sqrtf");
   3 #else
   4 extern double sqrt (double);
   5 #endif
   6 extern void abort (void);
   7 int once;
   8
   9 double foo (void)
  10 {
  11   if (once++)
  12     abort ();
  13   return 0.0 / 0.0;
  14 }
  15
  16 double x;
  17 int main (void)
  18 {
  19   x = sqrt (foo ());
  20   return 0;
  21 }