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view gcc/testsuite/gcc.dg/tree-ssa/pr71078-3.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
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/* { dg-do compile } */
/* { dg-require-effective-target large_double } */
/* { dg-require-effective-target c99_runtime } */
/* { dg-options "-O2 -ffast-math -fdump-tree-forwprop1-details" } */

extern double fabs (double);

double f(float f)
{
  double t1 = fabs(f); 
  double t2 = f / t1;
  return t2;
}

/* { dg-final { scan-tree-dump "__builtin_copysign" "forwprop1" } } */