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view gcc/testsuite/gcc.dg/tree-prof/val-prof-1.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 84e7813d76e9
line wrap: on
line source

/* { dg-options "-O2 -fdump-tree-optimized -fdump-ipa-profile" } */
int a[1000];
int b = 256;
int c = 257;
int
main ()
{
  int i;
  int n;
  for (i = 0; i < 1000; i++)
    {
      if (i % 17)
	n = c;
      else n = b;
      a[i] /= n;
    }
  return 0;
}
/* autofdo does not do value profiling so far */
/* { dg-final-use-not-autofdo { scan-ipa-dump "Div.mod by constant n_\[0-9\]*=257 transformation on insn" "profile"} } */
/* { dg-final-use-not-autofdo { scan-tree-dump "if \\(n_\[0-9\]* != 257\\)" "optimized"} } */
/* { dg-final-use { scan-tree-dump-not "Invalid sum" "optimized"} } */