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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/45843] [4.3/4.4 Regression] __builtin_va_arg overwrites into adjacent stack location Date: Fri, 01 Oct 2010 13:13:00 -0000 [thread overview] Message-ID: <20101001131300.OsIH4LTaUnvUCFoJgSbwUYeRTHCGYw8v-kEfFoWF-P4@z> (raw) In-Reply-To: <bug-45843-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45843 --- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-10-01 13:13:36 UTC --- Author: jakub Date: Fri Oct 1 13:13:31 2010 New Revision: 164884 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=164884 Log: Backport from mainline 2010-09-30 Jakub Jelinek <jakub@redhat.com> PR target/45843 * config/i386/i386.c (ix86_gimplify_va_arg): Use INTVAL (XEXP (slot, 1)) as prev_size. 2010-06-21 Jakub Jelinek <jakub@redhat.com> PR target/44575 * config/i386/i386.c (ix86_gimplify_va_arg): When copying va_arg from a set of register save slots into a temporary, if the container is bigger than type size, do the copying using smaller mode or using memcpy. Backport from mainline 2010-09-30 Jakub Jelinek <jakub@redhat.com> * g++.dg/torture/pr45843.C: New test. 2010-06-21 Jakub Jelinek <jakub@redhat.com> PR target/44575 * gcc.c-torture/execute/pr44575.c: New test. Added: branches/gcc-4_4-branch/gcc/testsuite/g++.dg/torture/pr45843.C branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/execute/pr44575.c Modified: branches/gcc-4_4-branch/gcc/ChangeLog branches/gcc-4_4-branch/gcc/config/i386/i386.c branches/gcc-4_4-branch/gcc/testsuite/ChangeLog
next prev parent reply other threads:[~2010-10-01 13:13 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2010-09-30 11:47 [Bug target/45843] New: [4.3/4.4/4.5/4.6 " jakub at gcc dot gnu.org 2010-09-30 11:48 ` [Bug target/45843] " jakub at gcc dot gnu.org 2010-09-30 11:49 ` jakub at gcc dot gnu.org 2010-09-30 11:52 ` rguenth at gcc dot gnu.org 2010-10-01 13:13 ` jakub at gcc dot gnu.org [this message] 2010-10-01 13:25 ` [Bug target/45843] [4.3 " jakub at gcc dot gnu.org 2011-06-27 12:02 ` rguenth at gcc dot gnu.org
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