gcc/testsuite/gcc.target/i386/pr17390.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -ffast-math -mfpmath=387" } */
   3
   4 double sgn (double __x)
   5 {
   6   return __x == 0.0 ? 0.0 : (__x > 0.0 ? 1.0 : -1.0);
   7 }
   8
   9 /* { dg-final { scan-assembler-times "fcom|ftst" 1 } } */