summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/predict-6.c
blob: 08ce5cdb81d3d466839a2300f84815baf9936609 (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
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-profile_estimate" } */

extern int global;

int bar (int);

void foo (int base, int bound)
{
  int i, ret = 0;
  for (i = base; i <= bound; i++)
    {
      if (i <= base)
	global += bar (i);
      if (i < base + 2)
	global += bar (i);
      if (i <= base + 3)
	global += bar (i);
      if (i - 1 < base)
	global += bar (i);
    }
}

/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 36.00%" 4 "profile_estimate"} } */