From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8467 invoked by alias); 5 Nov 2013 13:06:27 -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 5777 invoked by uid 48); 5 Nov 2013 13:04:25 -0000 From: "octoploid at yandex dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug gcov-profile/59003] New: [4.9 Regression] profiledbootstrap miscompiles gcc during stagefeedback Date: Tue, 05 Nov 2013 13:06:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: gcov-profile X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: octoploid at yandex 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: 2013-11/txt/msg00330.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D59003 Bug ID: 59003 Summary: [4.9 Regression] profiledbootstrap miscompiles gcc during stagefeedback Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: gcov-profile Assignee: unassigned at gcc dot gnu.org Reporter: octoploid at yandex dot com % ../gcc/configure --enable-checking=3Drelease --disable-werror --disable-multilib --enable-languages=3Dc,c++ % make -j4 BOOT_CFLAGS=3D"-march=3Dnative -O3 -pipe" STAGE1_CFLAGS=3D"-mar= ch=3Dnative -O3 -pipe" CFLAGS_FOR_TARGET=3D"-march=3Dnative -O3 -pipe" CXXFLAGS_FOR_TARGET=3D"-march=3Dnative -O3 -pipe" profiledbootstrap ... /var/tmp/gcc_build_dir/./gcc/xgcc -B/var/tmp/gcc_build_dir/./gcc/ -B/usr/local/x86_64-unknown-linux-gnu/bin/ -B/usr/local/x86_64-unknown-linux-gnu/lib/ -isystem /usr/local/x86_64-unknown-linux-gnu/include -isystem /usr/local/x86_64-unknown-linux-gnu/sys-include -march=3Dnative -O3 -pip= e -O2=20 -march=3Dnative -O3 -pipe -DIN_GCC -W -Wall -Wno-narrowing -Wwrite-strin= gs -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition= =20 -isystem ./include -fpic -mlong-double-80 -g -DIN_LIBGCC2 -fbuilding-libg= cc -fno-stack-protector -fpic -mlong-double-80 -I. -I. -I../.././gcc -I../../../gcc/libgcc -I../../../gcc/libgcc/. -I../../../gcc/libgcc/../gcc -I../../../gcc/libgcc/../include -I../../../gcc/libgcc/config/libbid -DENABLE_DECIMAL_BID_FORMAT -DHAVE_CC_TLS -DUSE_TLS -o bid128_noncomp.o -MT bid128_noncomp.o -MD -MP -MF bid128_noncomp.dep -c ../../../gcc/libgcc/config/libbid/bid128_noncomp.c /var/tmp/gcc_build_dir/./gcc/xgcc -B/var/tmp/gcc_build_dir/./gcc/ -B/usr/local/x86_64-unknown-linux-gnu/bin/ -B/usr/local/x86_64-unknown-linux-gnu/lib/ -isystem /usr/local/x86_64-unknown-linux-gnu/include -isystem /usr/local/x86_64-unknown-linux-gnu/sys-include -march=3Dnative -O3 -pip= e -O2=20 -march=3Dnative -O3 -pipe -DIN_GCC -W -Wall -Wno-narrowing -Wwrite-strin= gs -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition= =20 -isystem ./include -fpic -mlong-double-80 -g -DIN_LIBGCC2 -fbuilding-libg= cc -fno-stack-protector -fpic -mlong-double-80 -I. -I. -I../.././gcc -I../../../gcc/libgcc -I../../../gcc/libgcc/. -I../../../gcc/libgcc/../gcc -I../../../gcc/libgcc/../include -I../../../gcc/libgcc/config/libbid -DENABLE_DECIMAL_BID_FORMAT -DHAVE_CC_TLS -DUSE_TLS -o bid128_fma.o -MT bid128_fma.o -MD -MP -MF bid128_fma.dep -c ../../../gcc/libgcc/config/libbid/bid128_fma.c In file included from ../../../gcc/libgcc/config/libbid/bid_internal.h:27:0, from ../../../gcc/libgcc/config/libbid/bid64_noncomp.c:24: ../../../gcc/libgcc/config/libbid/bid64_noncomp.c: In function =E2=80=98__b= id64_isInf=E2=80=99: ../../../gcc/libgcc/config/libbid/bid_conf.h:258:21: internal compiler erro= r: Segmentation fault #define bid64_isInf __bid64_isInf ^ ../../../gcc/libgcc/config/libbid/bid64_noncomp.c:220:1: note: in expansion= of macro =E2=80=98bid64_isInf=E2=80=99 bid64_isInf (UINT64 x _EXC_MASKS_PARAM _EXC_INFO_PARAM) { ^ Please submit a full bug report, with preprocessed source if appropriate. See for instructions. make[3]: *** [bid64_noncomp.o] Error 1 Looks like gcc got miscompiled during stagefeedback. -march=3Dnative is amdfam10 on my machine. Without --enable-checking=3Drelease gcc builds fine. >>From gcc-bugs-return-433554-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Tue Nov 05 13:11:41 2013 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 14235 invoked by alias); 5 Nov 2013 13:11:40 -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 11441 invoked by uid 48); 5 Nov 2013 13:09:38 -0000 From: "burnus at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/57616] Support -fsanitize=undefined in Fortran Date: Tue, 05 Nov 2013 13:11:00 -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: diagnostic X-Bugzilla-Severity: normal X-Bugzilla-Who: burnus 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: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2013-11/txt/msg00331.txt.bz2 Content-length: 328 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57616 --- Comment #1 from Tobias Burnus --- Additionally, check whether -fsanitize=vla-bound (are there more usans?) should be handled. Check whether MPX bounds checking should be implemented, cf. http://gcc.gnu.org/ml/gcc-patches/2013-10/msg02660.html