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/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-dom2" } */
extern void abort (void);
extern int blah[];
foo(int index)
{
if (blah [(unsigned int)index] != 0)
abort ();
if (blah [(unsigned int)index] != 0)
abort ();
}
/* There should be precisely one load of blah. If there is
more than one, then the dominator optimizations failed. */
/* { dg-final { scan-tree-dump-times "blah" 1 "dom2"} } */
/* There should be exactly one IF conditional. */
/* { dg-final { scan-tree-dump-times "if " 1 "dom2"} } */
/* { dg-final { cleanup-tree-dump "dom2" } } */
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