Mercurial > hg > CbC > CbC_gcc

view gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-29.c @ 131:84e7813d76e9

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
line wrap: on
line source

/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-pre-details" } */

void bark (void);
int flag, hoist, y, z;

void
foo (void)
{
  if (flag)
    y = hoist + 4;
  else
    flag = 888;
  z = hoist + 4;
  bark ();
}

/* We should see the partial redundancy of hoist + 4, not being confused
   about bark () possibly clobbering hoist.  */

/* { dg-final { scan-tree-dump "Replaced hoist" "pre" } } */