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* gcc.dg/tree-ssa/loop-24.c: Update dump file matching; enable -O2.
[pf3gnuchains/gcc-fork.git] / gcc / testsuite / gcc.dg / tree-ssa / update-unswitch-1.c
1 /* { dg-do compile } */
2 /* { dg-options "-O1 -funswitch-loops -fdump-tree-unswitch-blocks" } */
3
4 int bla(int p)
5 {
6   unsigned i, s = 1;
7
8   for (i = 4; i < 100; i++)
9     {
10       if (p)
11         s += i/2;
12       else
13         s *= i/2;
14     }
15
16   return s;
17 }
18
19 /* We used to make the probability that the first of the loops created
20    by unswitching is entered 100%, which is not correct.  */
21
22 /* { dg-final { scan-tree-dump-not "Invalid sum" "unswitch"} } */
23 /* { dg-final { scan-tree-dump-not "SUCC: 3 .100.0%" "unswitch"} } */
24 /* { dg-final { cleanup-tree-dump "unswitch" } } */