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2012-02-21 Richard Guenther <rguenther@suse.de>
[pf3gnuchains/gcc-fork.git] / gcc / testsuite / gcc.dg / tree-ssa / ssa-lim-10.c
1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdump-tree-lim1-details" } */
3
4 int *l, *r;
5 int test_func(void)
6 {
7   int i;
8   int direction;
9   static int pos;
10
11   pos = 0;
12   direction = 1;
13
14   for ( i = 0; i <= 400; i++ )
15     {
16       if ( direction == 0 )
17         pos = l[pos];
18       else
19         pos = r[pos];
20
21       if ( pos == -1 )
22         {
23           pos = 0;
24           direction = !direction;
25         }
26     }
27   return i;
28 }
29
30 /* { dg-final { scan-tree-dump "Executing store motion of pos" "lim1" } } */
31 /* { dg-final { cleanup-tree-dump "lim1" } } */