From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8144 invoked by alias); 13 Jan 2014 23:21:51 -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 8106 invoked by uid 48); 13 Jan 2014 23:21:47 -0000 From: "hjl.tools at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/59794] i386 backend fails to detect SSE/AVX return value Date: Mon, 13 Jan 2014 23:21:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 4.7.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hjl.tools at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.7.4 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: target_milestone 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: 2014-01/txt/msg01411.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D59794 H.J. Lu changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |4.7.4 --- Comment #2 from H.J. Lu --- For -m32, the same warning is issued twice: [hjl@gnu-6 gcc]$ gcc -mno-sse /export/gnu/import/git/gcc/gcc/testsuite/gcc.target/i386/pr53425-1.c -m32 -S -Wno-psabi /export/gnu/import/git/gcc/gcc/testsuite/gcc.target/i386/pr53425-1.c: In function =E2=80=98foo=E2=80=99: /export/gnu/import/git/gcc/gcc/testsuite/gcc.target/i386/pr53425-1.c:14:7: warning: SSE vector argument without SSE enabled changes the ABI [enabled by default] bar (x); /* { dg-message "warning: SSE vector argument without SSE enabl= ed changes the ABI" } */ ^ /export/gnu/import/git/gcc/gcc/testsuite/gcc.target/i386/pr53425-1.c:14:7: warning: SSE vector argument without SSE enabled changes the ABI [enabled by default] [hjl@gnu-6 gcc]$ gcc -mno-sse /export/gnu/import/git/gcc/gcc/testsuite/gcc.target/i386/pr53425-1.c -S -Wno-psabi /export/gnu/import/git/gcc/gcc/testsuite/gcc.target/i386/pr53425-1.c: In function =E2=80=98foo=E2=80=99: /export/gnu/import/git/gcc/gcc/testsuite/gcc.target/i386/pr53425-1.c:14:7: warning: SSE vector argument without SSE enabled changes the ABI [enabled by default] bar (x); /* { dg-message "warning: SSE vector argument without SSE enabl= ed changes the ABI" } */ ^ [hjl@gnu-6 gcc]$ >>From gcc-bugs-return-440270-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Tue Jan 14 00:30:12 2014 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 32413 invoked by alias); 14 Jan 2014 00:30:11 -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 32329 invoked by uid 48); 14 Jan 2014 00:30:05 -0000 From: "michael.hudson at linaro dot org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/59744] miscompilation of unsigned comparison on aarch64 Date: Tue, 14 Jan 2014 00:30:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: michael.hudson at linaro dot org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: rearnsha at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.9.0 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: 2014-01/txt/msg01412.txt.bz2 Content-length: 316 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59744 --- Comment #7 from Michael Hudson-Doyle --- I saw the problem with Linaro GCC 4.8, but haven't tried the vanilla 4.8 branch. If the committed test case doesn't fail, I'll believe that it is not a problem. Sorry for the noise.