From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2384 invoked by alias); 26 Aug 2014 07:25:20 -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 2327 invoked by uid 48); 26 Aug 2014 07:25:17 -0000 From: "trippels at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/61360] [5 Regression] ICE: in lra_update_insn_recog_data, at lra.c:1363 with -mtune=bdver4 Date: Tue, 26 Aug 2014 07:25:00 -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: 5.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: trippels at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cf_known_to_fail 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: 2014-08/txt/msg01721.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D61360 Markus Trippelsdorf changed: What |Removed |Added ---------------------------------------------------------------------------- Known to fail|4.10.0 |5.0 --- Comment #10 from Markus Trippelsdorf --- (In reply to GGanesh from comment #9) > Patch that fixes this issue has been submitted=20 > https://gcc.gnu.org/ml/gcc-patches/2014-08/msg02179.html >=20 > The idea is to prohibit changes to the "enabled" attribute during lra and > reload pass. I've tested your patch, but unfortunately gcc still ICEs (during Firefox LTO build with -march=3Dnative on ancient Phenom II X4): /var/tmp/mozilla-central/dom/mathml/nsMathMLElement.h: In member function =E2=80=98GetClientTop=E2=80=99: /var/tmp/mozilla-central/dom/mathml/nsMathMLElement.h:42:0: internal compil= er error: in lra_update_insn_recog_data, at lra.c:1221 NS_FORWARD_NSIDOMELEMENT_TO_GENERIC ^ 0x8136bc lra_update_insn_recog_data(rtx_insn*) ../../gcc/gcc/lra.c:1220 0x82a705 eliminate_regs_in_insn ../../gcc/gcc/lra-eliminations.c:1077 0x82a705 process_insn_for_elimination ../../gcc/gcc/lra-eliminations.c:1344 0x82a705 lra_eliminate(bool, bool) ../../gcc/gcc/lra-eliminations.c:1408 0x8247b0 lra_constraints(bool) ../../gcc/gcc/lra-constraints.c:4040 0x815001 lra(_IO_FILE*) ../../gcc/gcc/lra.c:2193 0x7d3406 do_reload ../../gcc/gcc/ira.c:5310 0x7d3406 execute ../../gcc/gcc/ira.c:5469 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. >>From gcc-bugs-return-459225-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Tue Aug 26 07:38:03 2014 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 13342 invoked by alias); 26 Aug 2014 07:38:03 -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 13303 invoked by uid 48); 26 Aug 2014 07:38:00 -0000 From: "ebotcazou at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ada/62117] [4.9 regression] wrong code for passing small array argument'Address, in generic Date: Tue, 26 Aug 2014 07:38:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ada X-Bugzilla-Version: 4.9.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ebotcazou 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 cc resolution 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: 2014-08/txt/msg01722.txt.bz2 Content-length: 641 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62117 Eric Botcazou changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED CC| |ebotcazou at gcc dot gnu.org Resolution|--- |INVALID --- Comment #1 from Eric Botcazou --- The memcmp function as declared is not pure since it reads local memory. Pure functions are only allowed to read their arguments in Ada.