From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14150 invoked by alias); 9 Dec 2008 23:04:51 -0000 Received: (qmail 7748 invoked by alias); 9 Dec 2008 23:03:08 -0000 Date: Tue, 09 Dec 2008 23:04:00 -0000 Message-ID: <20081209230308.7745.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/38454] [4.4 Regression] memcpy folding breaks -D_FORTIFY_SOURCE=2 protection In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jakub at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2008-12/txt/msg00940.txt.bz2 ------- Comment #1 from jakub at gcc dot gnu dot org 2008-12-09 23:03 ------- Subject: Bug 38454 Author: jakub Date: Tue Dec 9 23:01:15 2008 New Revision: 142617 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142617 Log: PR middle-end/38454 * function.h (struct function): Add always_inline_functions_inlined. * ipa-inline.c (cgraph_early_inlining): Set it to true. * tree-optimize.c (execute_fixup_cfg): Likewise. * builtins.c (avoid_folding_inline_builtin): New function. (fold_call_expr): Don't optimize always_inline builtins before inlining. (fold_call_stmt): Likewise. (fold_builtin_call_array): Likewise. Don't call fold_builtin_varargs for BUILT_IN_MD builtins. * gcc.dg/memset-1.c: New test. * gcc.dg/memcpy-2.c: New test. Added: trunk/gcc/testsuite/gcc.dg/memcpy-2.c trunk/gcc/testsuite/gcc.dg/memset-1.c Modified: trunk/gcc/ChangeLog trunk/gcc/builtins.c trunk/gcc/function.h trunk/gcc/ipa-inline.c trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-optimize.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38454