From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10101 invoked by alias); 8 Feb 2015 17:57:09 -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 10067 invoked by uid 48); 8 Feb 2015 17:57:04 -0000 From: "hete2 at gmx dot de" To: gcc-bugs@gcc.gnu.org Subject: [Bug bootstrap/64976] New: Bootstrap fails with -O3 -fgraphite-identity Date: Sun, 08 Feb 2015 17:57:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: bootstrap X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hete2 at gmx dot de 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: 2015-02/txt/msg00710.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D64976 Bug ID: 64976 Summary: Bootstrap fails with -O3 -fgraphite-identity Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: hete2 at gmx dot de On my System (Ubuntu 14.04 on an Sandy-Bridge Processor) bootstrapping gcc-5-20150201 fails with BOOT_CFLAGS=3D -O3 -fgraphite-identity. The outpu= t is: /home/hete/buggcc/gcc-5-20150201/Build1/./prev-gcc/xg++ -B/home/hete/buggcc/gcc-5-20150201/Build1/./prev-gcc/ -B/usr/local/x86_64-unknown-linux-gnu/bin/ -nostdinc++ -B/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/src/.libs -B/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/libsupc++/.libs -I/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/include/x86_64-unknown-linux-gnu -I/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/include -I/home/hete/buggcc/gcc-5-20150201/libstdc++-v3/libsupc++ -L/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/src/.libs -L/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/libsupc++/.libs -c -DIN_GCC_FRONTEND -O3 -fgraphite-identity -pipe -gtoggle -DIN_GCC=20=20= =20 -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrow= ing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werr= or -fno-common -DHAVE_CONFIG_H -I. -Ifortran -I../../gcc -I../../gcc/fortran -I../../gcc/../include -I../../gcc/../libcpp/include=20 -I../../gcc/../libdecnumber -I../../gcc/../libdecnumber/bid -I../libdecnumb= er -I../../gcc/../libbacktrace -o fortran/options.o -MT fortran/options.o -M= MD -MP -MF fortran/.deps/options.TPo ../../gcc/fortran/options.c ../../gcc/fortran/module.c: In Funktion =C2=BBvoid load_omp_udrs()=C2=AB: ../../gcc/fortran/module.c:4582:24: Fehler: =C2=BBname=C2=AB k=C3=B6nnte in= dieser Funktion uninitialisiert verwendet werden [-Werror=3Dmaybe-uninitialized] size_t len =3D strlen (name + 1); ^ /home/hete/buggcc/gcc-5-20150201/Build1/./prev-gcc/xg++ -B/home/hete/buggcc/gcc-5-20150201/Build1/./prev-gcc/ -B/usr/local/x86_64-unknown-linux-gnu/bin/ -nostdinc++ -B/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/src/.libs -B/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/libsupc++/.libs -I/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/include/x86_64-unknown-linux-gnu -I/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/include -I/home/hete/buggcc/gcc-5-20150201/libstdc++-v3/libsupc++ -L/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/src/.libs -L/home/hete/buggcc/gcc-5-20150201/Build1/prev-x86_64-unknown-linux-gnu/lib= stdc++-v3/libsupc++/.libs -c -DIN_GCC_FRONTEND -O3 -fgraphite-identity -pipe -gtoggle -DIN_GCC=20=20= =20 -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrow= ing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werr= or -fno-common -DHAVE_CONFIG_H -I. -Ifortran -I../../gcc -I../../gcc/fortran -I../../gcc/../include -I../../gcc/../libcpp/include=20 -I../../gcc/../libdecnumber -I../../gcc/../libdecnumber/bid -I../libdecnumb= er -I../../gcc/../libbacktrace -o fortran/parse.o -MT fortran/parse.o -MMD -= MP -MF fortran/.deps/parse.TPo ../../gcc/fortran/parse.c ../../gcc/fortran/module.c: In Funktion =C2=BBvoid read_module()=C2=AB: ../../gcc/fortran/module.c:1562:7: Fehler: =C2=BBn=C2=AB k=C3=B6nnte in die= ser Funktion uninitialisiert verwendet werden [-Werror=3Dmaybe-uninitialized] if (i < 0) ^ ../../gcc/fortran/module.c:4932:12: Anmerkung: =C2=BBn=C2=AB wurde hier dek= lariert int n; ^ ../../gcc/fortran/module.c:4940:41: Fehler: =C2=BBcomp_name=C2=AB k=C3=B6nn= te in dieser Funktion uninitialisiert verwendet werden [-Werror=3Dmaybe-uninitialized] gcc_assert (comp_name =3D=3D c->name); ^ cc1plus: Alle Warnungen werden als Fehler behandelt make[3]: *** [fortran/module.o] Fehler 1 make[3]: *** Warte auf noch nicht beendete Prozesse... rm cpp.pod gcov-tool.pod gcj-dbtool.pod jcf-dump.pod jv-convert.pod grmic.p= od gcov.pod gcj.pod gc-analyze.pod gfdl.pod fsf-funding.pod gij.pod gfortran.p= od gcc.pod make[3]: Verlasse Verzeichnis '/home/hete/buggcc/gcc-5-20150201/Build1/gcc' make[2]: *** [all-stage2-gcc] Fehler 2 make[2]: Verlasse Verzeichnis '/home/hete/buggcc/gcc-5-20150201/Build1' make[1]: *** [stage2-bubble] Fehler 2 make[1]: Verlasse Verzeichnis '/home/hete/buggcc/gcc-5-20150201/Build1' make: *** [bootstrap] Fehler 2 Without CFLAGS or with --enable-languages=3D'c,c++' bootstrapping works This is an improvement to gcc 4.9.2 where i get an ICE. >>From gcc-bugs-return-476378-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Sun Feb 08 18:16:02 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 4631 invoked by alias); 8 Feb 2015 18:16:01 -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 4561 invoked by uid 48); 8 Feb 2015 18:15:57 -0000 From: "jvdelisle at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/57822] I/O: "(g0)" wrongly prints "E+0000" Date: Sun, 08 Feb 2015 18:16:00 -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: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: jvdelisle at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: jvdelisle at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: assigned_to 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/msg00711.txt.bz2 Content-length: 767 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57822 Jerry DeLisle changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|unassigned at gcc dot gnu.org |jvdelisle at gcc dot gnu.org --- Comment #1 from Jerry DeLisle --- Possible Patch: Still Testing Index: write_float.def =================================================================== --- write_float.def (revision 220505) +++ write_float.def (working copy) @@ -724,7 +724,7 @@ } /* Output the exponent. */ - if (expchar) + if (expchar && !(dtp->u.p.g0_no_blanks && e == 0)) { if (expchar != ' ') {