Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/struct-aliasing-2.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 -fdump-tree-cddce1" } */ struct S { unsigned f; }; int foo ( struct S *p) { int *q = (int *)&p->f; int i = *q; return i + p->f; } /* There should only be one load of p->f because FRE removes the redundancy by realizing it can cast the result of either to the other. */ /* { dg-final { scan-tree-dump-times "= \[^\n\]*p_.\\\(D\\\)" 1 "cddce1" } } */