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view gcc/testsuite/gcc.dg/tree-ssa/reassoc-16.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-options "-O2 -ffast-math -fdump-tree-reassoc1" } */

double test1 (double x, double y, double z, double weight)
{
  double tmp1 = x / weight;
  double tmp2 = y / weight;
  double tmp3 = -x / weight;
  return tmp1 + tmp2 + tmp3;
}

/* The division should be un-distributed and all references to x should
   be gone.  */

/* { dg-final { scan-tree-dump-times "/" 1 "reassoc1" } } */