From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13754 invoked by alias); 29 Mar 2011 21:38:38 -0000 Received: (qmail 13744 invoked by uid 22791); 29 Mar 2011 21:38:37 -0000 X-SWARE-Spam-Status: No, hits=-2.7 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,TW_CX,TW_GT,TW_IB,TW_PM X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 29 Mar 2011 21:38:30 +0000 From: "pcpa at mandriva dot com.br" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/48343] New: ICE compiling i586 linux-2.6.38/drivers/staging/wlan-ng/p80211wep.c: in form_sum, at reload.c:5338 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Keywords: X-Bugzilla-Severity: major X-Bugzilla-Who: pcpa at mandriva dot com.br X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Date: Tue, 29 Mar 2011 22:35:00 -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 X-SW-Source: 2011-03/txt/msg03084.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48343 Summary: ICE compiling i586 linux-2.6.38/drivers/staging/wlan-ng/p80211wep.c: in form_sum, at reload.c:5338 Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: major Priority: P3 Component: c AssignedTo: unassigned@gcc.gnu.org ReportedBy: pcpa@mandriva.com.br Created attachment 23806 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23806 sample test case: "gcc -O1 -g test.c" to reproduce the problem The problem happens at -O1 or larger, and only if adding -g to command line. The problem happened after over 15k lines of kernel compile log. $ gcc -v -O3 -g test.c Using built-in specs. COLLECT_GCC=/usr/bin/gcc COLLECT_LTO_WRAPPER=/usr/lib/gcc/i586-mandriva-linux-gnu/4.6.0/lto-wrapper Target: i586-mandriva-linux-gnu Configured with: ./configure --build=i586-mandriva-linux-gnu --prefix=/usr --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc --datadir=/usr/share --includedir=/usr/include --libdir=/usr/lib --libexecdir=/usr/lib --localstatedir=/var --sharedstatedir=/usr/com --mandir=/usr/share/man --infodir=/usr/share/info --x-includes=/usr/include --x-libraries=/usr/lib --disable-libjava-multilib --with-java-home=/usr/lib/jvm/java-rpmbuild --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --enable-java-awt=qt,gtk --enable-gtk-cairo --disable-libssp --disable-libunwind-exceptions --disable-werror --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-unique-object --enable-languages=c,ada,c++,fortran,go,java,lto,objc,obj-c++ --enable-linker-build-id --enable-plugin --enable-shared --enable-threads=posix --with-system-zlib --with-bugurl=https://qa.mandriva.com/ --with-tune=generic --with-arch=i686 --host=i586-mandriva-linux-gnu --target=i586-mandriva-linux-gnu Thread model: posix gcc version 4.6.0 (GCC) COLLECT_GCC_OPTIONS='-v' '-O3' '-g' '-mtune=generic' '-march=i686' /usr/lib/gcc/i586-mandriva-linux-gnu/4.6.0/cc1 -quiet -v test.c -quiet -dumpbase test.c -mtune=generic -march=i686 -auxbase test -g -O3 -version -o /tmp//ccxHrbNH.s GNU C (GCC) version 4.6.0 (i586-mandriva-linux-gnu) compiled by GNU C version 4.6.0, GMP version 5.0.1, MPFR version 3.0.0-p3, MPC version 0.8.2 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 ignoring nonexistent directory "/usr/lib/gcc/i586-mandriva-linux-gnu/4.6.0/include-fixed" ignoring nonexistent directory "/usr/lib/gcc/i586-mandriva-linux-gnu/4.6.0/../../../../i586-mandriva-linux-gnu/include" #include "..." search starts here: #include <...> search starts here: /usr/lib/gcc/i586-mandriva-linux-gnu/4.6.0/include /usr/local/include /usr/include End of search list. GNU C (GCC) version 4.6.0 (i586-mandriva-linux-gnu) compiled by GNU C version 4.6.0, GMP version 5.0.1, MPFR version 3.0.0-p3, MPC version 0.8.2 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 Compiler executable checksum: bca5a43bb43969b075940469833a33fd test.c: In function 'test': test.c:147:1: internal compiler error: in form_sum, at reload.c:5338 Please submit a full bug report, with preprocessed source if appropriate. See for instructions. This is from an experimental gcc 4.6.0 package for Mandriva. I am already using a x86_64 kernel in my computer, compiled with gcc 4.6.0. Attached is hopefully a small enough cut&paste with minimal changes, that still reproduces the problem.