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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [vrp02.c] - Rev 816
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/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-vrp1" } */ struct A { int a; int b; }; foo (struct A *p, struct A *q) { int x = p->a; if (p == q) return q->a; /* We should fold this to 'if (1)' but the assertion for 'p == q' was overwriting the assertion 'p != 0' from the first dereference of 'p'. */ if (p) return x + p->b; } /* { dg-final { scan-tree-dump-times "Folding predicate p_.*to 1" 1 "vrp1" } } */ /* { dg-final { cleanup-tree-dump "vrp1" } } */