Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr21658.c @ 158:494b0b89df80 default tip
...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* 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"} } */