view gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-7.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 04ced10e8804
children
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-dse1" } */

int glob1, glob2;

int foo1 (void)
{
  glob1 = 0;
  glob2 = 1;
  glob1 = 2;
  glob2 = 3;
  return glob1 + glob2;
}



/* There should only be one assignment to glob1 and glob2, the final
   return statement should just return a constant.  */
/* { dg-final { scan-tree-dump-times "glob1 = " 1 "dse1"} } */
/* { dg-final { scan-tree-dump-times "glob2 = " 1 "dse1"} } */
/* { dg-final { scan-tree-dump-times "return 5" 1 "dse1"} } */