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view gcc/testsuite/gcc.dg/tree-ssa/reassoc-11.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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line source

/* { dg-do compile } */ 
/* { dg-options "-O2 -fdump-tree-reassoc1" } */
int main(int a, int b, int c, int d)
{
  /* All the xor's cancel each other out, leaving 0  */
  int e = (a ^ b) ^ (c ^ d);
  int f = (c ^ a) ^ (b ^ d);
  return e ^ f;
}
/* { dg-final { scan-tree-dump-times "= 0" 1 "reassoc1"} } */