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[Bug middle-end/71874] [4.9 Regression] memmove works wrong
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 19 Jul 2016 17:39:58 +0000
- Subject: [Bug middle-end/71874] [4.9 Regression] memmove works wrong
- Auto-submitted: auto-generated
- References: <bug-71874-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71874
--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Jul 19 17:39:26 2016
New Revision: 238486
URL: https://gcc.gnu.org/viewcvs?rev=238486&root=gcc&view=rev
Log:
PR middle-end/71874
* gimple-fold.c (fold_builtin_memory_op): Use
get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
* g++.dg/torture/pr71874.C: New test.
Added:
branches/gcc-5-branch/gcc/testsuite/g++.dg/torture/pr71874.C
Modified:
branches/gcc-5-branch/gcc/ChangeLog
branches/gcc-5-branch/gcc/gimple-fold.c
branches/gcc-5-branch/gcc/testsuite/ChangeLog