gcc/testsuite/gcc.dg/980312-1.c

   1 /* { dg-do link { target i?86-*-* } } */
   2 /* { dg-skip-if "" { i?86-*-* } { "-m64" } { "" } } */
   3 /* { dg-options "-O2 -march=pentiumpro" } */
   4
   5 extern __inline  double
   6 __expm1 (double __x)
   7 {
   8   double __temp;
   9   __temp = 1.0;
  10   return __temp;
  11 }
  12 extern __inline  double
  13 __sgn1 (double __x)
  14 {
  15   return __x >= 0.0 ? 1.0 : -1.0;
  16 }
  17 double
  18 tanh (double __x)
  19 {
  20   return  __expm1 (__x) * __sgn1 (-__x);
  21 }
  22 main ()
  23 {
  24   return tanh (3.45) != 0;
  25 }