Date: Mon, 16 Aug 2010 18:28:02 +0000 From: Alexander Best <arundel@freebsd.org> To: freebsd-bugs@freebsd.org Subject: Re: gnu/149712: [build] [make.conf] -fno-builtin in CFLAGS will cause gcc to segfault Message-ID: <20100816182802.GA94980@freebsd.org> In-Reply-To: <201008161805.o7GI5CmD072482@www.freebsd.org> References: <201008161805.o7GI5CmD072482@www.freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Mon Aug 16 10, Alexander Best wrote: > > >Number: 149712 > >Category: gnu > >Synopsis: [build] [make.conf] -fno-builtin in CFLAGS will cause gcc to segfault > >Confidential: no > >Severity: critical > >Priority: high > >Responsible: freebsd-bugs > >State: open > >Quarter: > >Keywords: > >Date-Required: > >Class: sw-bug > >Submitter-Id: current-users > >Arrival-Date: Mon Aug 16 18:10:04 UTC 2010 > >Closed-Date: > >Last-Modified: > >Originator: Alexander Best > >Release: 9.0-CURRENT > >Organization: > >Environment: > FreeBSD otaku 9.0-CURRENT FreeBSD 9.0-CURRENT #1 r211163M: Wed Aug 11 11:34:06 CEST 2010 root@otaku:/usr/obj/usr/src/sys/ARUNDEL amd64 > >Description: > with the following in my make.conf > > > CPUTYPE = native > COPTFLAGS = -O0 -pipe -fno-builtin -fno-strict-aliasing -funroll-loops > CFLAGS = -O2 -pipe -fno-strict-aliasing -funroll-loops -fno-builtin > CXXFLAGS += -fconserve-space > > > buildworld will fail: > > > -------------------------------------------------------------- > >How-To-Repeat: > cd /usr/src && make buildworld > > (with CFLAGS = -O2 -pipe -fno-strict-aliasing -funroll-loops -fno-builtin) > >Fix: > > > >Release-Note: > >Audit-Trail: > >Unformatted: > >>> stage 4.2: building libraries ^^ seems this line was causing problems. just fixed the PR. cheers. alex > -------------------------------------------------------------- > cd /usr/src; MAKEOBJDIRPREFIX=/usr/obj MACHINE_ARCH=amd64 MACHINE=amd64 CPUTYPE=native GROFF_BIN_PATH=/usr/obj/usr/src/tmp/legacy/usr/bin GROFF_FONT_PATH=/usr/obj/usr/src/tmp/legacy/usr/share/groff_font GROFF_TMAC_PATH=/usr/obj/usr/src/tmp/legacy/ usr/share/tmac _SHLIBDIRPREFIX=/usr/obj/usr/src/tmp VERSION="FreeBSD 9.0-CURRENT amd64 900016" INSTALL="sh /usr/src/tools/install.sh" PATH=/usr/obj/usr/src/tmp/legacy/usr/sbin:/usr/obj/usr/src/tmp/legacy/usr/bin:/usr/obj/usr/src/tmp/legacy/usr/games: /usr/obj/usr/src/tmp/usr/sbin:/usr/obj/usr/src/tmp/usr/bin:/usr/obj/usr/src/tmp/usr/games:/sbin:/bin:/usr/sbin:/usr/bin NO_CTF=1 /usr/obj/usr/src/make.amd64/make -f Makefile.inc1 DESTDIR=/usr/obj/usr/src/tmp -DNO_FSCHG -DWITHOUT_HTML -DWITHOUT_INFO -DNO_ LINT -DWITHOUT_MAN -DWITHOUT_PROFILE libraries > cd /usr/src; /usr/obj/usr/src/make.amd64/make -f Makefile.inc1 _prereq_libs; /usr/obj/usr/src/make.amd64/make -f Makefile.inc1 _startup_libs; /usr/obj/usr/src/make.amd64/make -f Makefile.inc1 _prebuild_libs; /usr/obj/usr/src/make.amd64/make -f Makefi le.inc1 _generic_libs; > ===> gnu/lib/libssp/libssp_nonshared (obj,depend,all,install) > rm -f .depend > mkdep -f .depend -a -DHAVE_CONFIG_H -I/usr/src/gnu/lib/libssp/libssp_nonshared/.. -I/usr/src/gnu/lib/libssp/libssp_nonshared/../../../../contrib/gcclibs/libssp -I/usr/src/gnu/lib/libssp/libssp_nonshared/../../../../contrib/gcclibs/include -DPIC /usr/s rc/gnu/lib/libssp/libssp_nonshared/../../../../contrib/gcclibs/libssp/ssp-local.c > cc -O2 -pipe -fno-strict-aliasing -funroll-loops -fno-builtin -march=native -DHAVE_CONFIG_H -I/usr/src/gnu/lib/libssp/libssp_nonshared/.. -I/usr/src/gnu/lib/libssp/libssp_nonshared/../../../../contrib/gcclibs/libssp -I/usr/src/gnu/lib/libssp/libssp_non shared/../../../../contrib/gcclibs/include -fPIC -DPIC -fvisibility=hidden -g -std=gnu99 -fstack-protector -c /usr/src/gnu/lib/libssp/libssp_nonshared/../../../../contrib/gcclibs/libssp/ssp-local.c > *** Signal 11 > > Stop in /usr/src/gnu/lib/libssp/libssp_nonshared. > *** Error code 1 > > Stop in /usr/src. > *** Error code 1 > > Stop in /usr/src. > *** Error code 1 > > Stop in /usr/src. > *** Error code 1 > > Stop in /usr/src. > > > with the following changes to make.conf buildworld succeeds: > > > --- make.conf-failure 2010-08-16 14:55:31.000000000 +0200 > +++ make.conf 2010-08-16 16:04:21.000000000 +0200 > @@ -17,7 +17,7 @@ > # compiler flags > CPUTYPE = native > COPTFLAGS = -O0 -pipe -fno-builtin -fno-strict-aliasing -funroll-loops > -CFLAGS = -O2 -pipe -fno-strict-aliasing -funroll-loops -fno-builtin > +CFLAGS = -O2 -pipe -fno-strict-aliasing -funroll-loops #-fno-builtin > CXXFLAGS += -fconserve-space > > > this issue has been discussed beforehand in [1]. > > cheers. > alex > > [1] http://www.mail-archive.com/freebsd-current@freebsd.org/msg67668.html -- a13x
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20100816182802.GA94980>