Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/vrp09.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O2 -fno-tree-fre -fdisable-tree-evrp -fdump-tree-vrp1 -std=gnu89" } */ foo (int *p) { int x = baz (); if (p == 0) goto L78; else { x = *p; /* This should be folded to if (1). */ if (p) x = x + 1; L78: /* This should not be folded to if (1). */ if (p) { x = baz (*p); /* This should be folded to if (1). */ if (p) return x + 3; } return x - 3; } } /* { dg-final { scan-tree-dump-times "Folding predicate p_.. != 0B to 1" 2 "vrp1" } } */