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view gcc/testsuite/gcc.dg/tree-ssa/reassoc-45.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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/* PR/71352 */
/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-reassoc1" } */

unsigned a, b, c, d, e;

void
fn1 ()
{
  unsigned f;
  e = f = d * -b + a * -c;
}

/* Check that we factor -1 and create -(d * b + a * c).  */
/* { dg-final { scan-tree-dump-times " = -" 1 "reassoc1" } } */