From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11775 invoked by alias); 22 Apr 2014 21:08:26 -0000 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 Received: (qmail 11744 invoked by uid 48); 22 Apr 2014 21:08:23 -0000 From: "gidici61 at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/60926] New: Compiler doesn't properly align stack pointer Date: Tue, 22 Apr 2014 21:08:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 4.7.2 X-Bugzilla-Keywords: X-Bugzilla-Severity: trivial X-Bugzilla-Who: gidici61 at gmail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-04/txt/msg01630.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D60926 Bug ID: 60926 Summary: Compiler doesn't properly align stack pointer Product: gcc Version: 4.7.2 Status: UNCONFIRMED Severity: trivial Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: gidici61 at gmail dot com Assembly code of the sample C code: int g2(int p1) { return p1; }=20=20=20=20=20=20=20=20=20=20=20=20 int g1(int p1) { return g2(p1); } int main() { return g1(65); } when compiled [=C2=B9] on Debian wheezy using gcc v.4.7.2 shows that regist= er rsp is not 16 byte aligned before calling g2(): g1: pushq %rbp movq %rsp, %rbp subq $8, %rsp ; why 8?=20 movl %edi, -4(%rbp) movl -4(%rbp), %eax movl %eax, %edi call g2 leave ret [=C2=B9] gcc -S filename.c >>From gcc-bugs-return-449611-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Tue Apr 22 21:11:45 2014 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 13197 invoked by alias); 22 Apr 2014 21:11:45 -0000 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 Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 13176 invoked by uid 48); 22 Apr 2014 21:11:43 -0000 From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/60926] Compiler doesn't properly align stack pointer Date: Tue, 22 Apr 2014 21:11:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 4.7.2 X-Bugzilla-Keywords: X-Bugzilla-Severity: trivial X-Bugzilla-Who: pinskia at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status resolution Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-04/txt/msg01631.txt.bz2 Content-length: 590 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D60926 Andrew Pinski changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #1 from Andrew Pinski --- > pushq %rbp > movq %rsp, %rbp > subq $8, %rsp ; why 8?=20 Because the pushq increments rsp by 8 so adding another 8 will cause it to = be full addition of 16. >>From gcc-bugs-return-449613-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Tue Apr 22 21:13:25 2014 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 15023 invoked by alias); 22 Apr 2014 21:13:25 -0000 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 Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 14568 invoked by uid 55); 22 Apr 2014 21:13:21 -0000 From: "burnus at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/58880] [4.9/4.10 Regression] [OOP] ICE on valid with FINAL function and type extension Date: Tue, 22 Apr 2014 21:13:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: fortran X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: burnus at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P4 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.9.1 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-04/txt/msg01633.txt.bz2 Content-length: 1016 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58880 --- Comment #15 from Tobias Burnus --- Author: burnus Date: Tue Apr 22 21:12:46 2014 New Revision: 209662 URL: http://gcc.gnu.org/viewcvs?rev=209662&root=gcc&view=rev Log: 2014-04-22 Tobias Burnus Backport from mainline 2014-04-11 Tobias Burnus PR fortran/58880 PR fortran/60495 * resolve.c (gfc_resolve_finalizers): Ensure that vtables and finalization wrappers are generated. 2014-04-22 Tobias Burnus Backport from mainline 2014-04-11 Tobias Burnus PR fortran/58880 PR fortran/60495 * gfortran.dg/finalize_25.f90: New. Added: branches/gcc-4_9-branch/gcc/testsuite/gfortran.dg/finalize_25.f90 Modified: branches/gcc-4_9-branch/gcc/fortran/ChangeLog branches/gcc-4_9-branch/gcc/fortran/resolve.c branches/gcc-4_9-branch/gcc/testsuite/ChangeLog