summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/tree-prof/val-prof-3.c
blob: 802dbf02af4098573511e20fc738ba777685ef3e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
/* { dg-options "-O2 -fdump-tree-optimized -fdump-ipa-tree_profile_ipa" } */
unsigned int a[1000];
unsigned int b = 257;
unsigned int c = 1023;
unsigned int d = 19;
main ()
{
  int i;
  unsigned int n;
  for (i = 0; i < 1000; i++)
    {
	    a[i]=18;
    }
  for (i = 0; i < 1000; i++)
    {
      if (i % 2)
	n = b;
      else if (i % 3)
	n = c;
      else
	n = d;
      a[i] %= n;
    }
  return 0;
}
/* { dg-final-use { scan-ipa-dump "Mod subtract transformation on insn" "tree_profile_ipa" } } */
/* This is part of code checking that n is greater than the divisor so we are sure that it
   didn't get optimized out.  */
/* { dg-final-use { scan-tree-dump "if \\(n_\[0-9\]* \\>" "optimized"} } */
/* { dg-final-use { scan-tree-dump-not "Invalid sum" "optimized"} } */
/* { dg-final-use { cleanup-tree-dump "optimized" } } */
/* { dg-final-use { cleanup-ipa-dump "tree_profile_ipa" } } */