gcc/testsuite/gcc.dg/tree-ssa/pr71078-3.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target large_double } */
   3 /* { dg-require-effective-target c99_runtime } */
   4 /* { dg-options "-O2 -ffast-math -fdump-tree-forwprop1-details" } */
   5
   6 extern double fabs (double);
   7
   8 double f(float f)
   9 {
  10   double t1 = fabs(f);
  11   double t2 = f / t1;
  12   return t2;
  13 }
  14
  15 /* { dg-final { scan-tree-dump "__builtin_copysign" "forwprop1" } } */