From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 18657 invoked by alias); 16 Feb 2015 14:44:27 -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 18604 invoked by uid 48); 16 Feb 2015 14:44:24 -0000 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/65078] [5.0 Regression] 4.9 and 5.0 generate more spill-fill in comparison with 4.8.2 Date: Mon, 16 Feb 2015 14:44:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: ra X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: NEW 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: 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: 2015-02/txt/msg01766.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D65078 --- Comment #5 from Richard Biener --- (In reply to Uro=C5=A1 Bizjak from comment #3) > Similar to PR21182 ? >=20 > As suggested in the above PR, does "-fschedule-insns -fsched-pressure" ma= ke > any difference? No. >>From gcc-bugs-return-477435-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Mon Feb 16 14:47:12 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 22504 invoked by alias); 16 Feb 2015 14:47:12 -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 22475 invoked by uid 48); 16 Feb 2015 14:47:09 -0000 From: "trippels at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/64812] [4.9 regression] x86 LibreOffice Build failure: undefined reference to acquire Date: Mon, 16 Feb 2015 14:47:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: trippels at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.9.3 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cf_gcctarget bug_status cc component cf_known_to_fail 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: 2015-02/txt/msg01768.txt.bz2 Content-length: 1627 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64812 Markus Trippelsdorf changed: What |Removed |Added ---------------------------------------------------------------------------- Target|i?86-*-* | Status|WAITING |NEW CC| |hubicka at gcc dot gnu.org Component|regression |ipa Known to fail| |5.0 --- Comment #7 from Markus Trippelsdorf --- markus@x4 tmp % cat fmgridif.ii template class A { T *p; public: A (T *p1) : p (p1) { p->acquire (); } }; class B { public: virtual void acquire (); }; class D : public B { }; class F : B { int mrContext; }; class WindowListenerMultiplexer : F, public D { void acquire () { acquire (); } }; class C { void createPeer () throw (); WindowListenerMultiplexer maWindowListeners; }; class FmXGridPeer { public: void addWindowListener (A); } a; void C::createPeer () throw () { a.addWindowListener (&maWindowListeners); } markus@x4 tmp % g++ -Os -c fmgridif.ii && nm --demangle fmgridif.o | grep WindowListenerMultiplexer U non-virtual thunk to WindowListenerMultiplexer::acquire() markus@x4 tmp % g++ -O2 -c fmgridif.ii && nm --demangle fmgridif.o | grep WindowListenerMultiplexer 0000000000000000 W WindowListenerMultiplexer::acquire() 0000000000000010 W non-virtual thunk to WindowListenerMultiplexer::acquire() Not sure if the devirtualization is valid. Honza?