gcc/testsuite/gcc.dg/tree-ssa/20040518-1.c


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/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-phiopt1-details" } */
int f(int a, int b)
{
   int c = b;
   if (a != b)
    c = a;
   return c;
}

/* Should have no ifs left after straightening.  */
/* { dg-final { scan-tree-dump-times "if " 0 "phiopt1"} } */
/* { dg-final { cleanup-tree-dump "phiopt1" } } */