Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr21658.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* PR tree-optimization/21658 CCP did not propagate an ADDR_EXPR far enough, preventing the "if" statement below from being folded. */ /* { dg-do compile } */ /* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-ccp1-details" } */ void link_error (void); void f (void) { int a[10]; int *p = &a[5]; int *q = p - 1; if (q != &a[4]) link_error (); } /* { dg-final { scan-tree-dump-times "Folded into: if " 1 "ccp1"} } */