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path: root/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-1.c
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/* { dg-do compile } */ 
/* { dg-options "-O2 -fdump-tree-fre1-details" } */
int t(int a) __attribute__ ((const));
void q (void);
void
threading(int a,int b)
{
	if (t(a))
	{
	  if (t(a))
	    q();
	}
}
/* We should thread the jump twice and eliminate it.  */
/* { dg-final { scan-tree-dump-times "Replaced.* t " 1 "fre1"} } */
/* { dg-final { cleanup-tree-dump "fre1" } } */