From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31227 invoked by alias); 21 Oct 2008 07:10:44 -0000 Received: (qmail 25393 invoked by alias); 21 Oct 2008 07:09:29 -0000 Date: Tue, 21 Oct 2008 07:10:00 -0000 Subject: [Bug pending/37879] New: g++: internal compiler error: Segmentation fault X-Bugzilla-Reason: CC Message-ID: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "gcc-bugzilla at gcc dot gnu dot org" 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: 2008-10/txt/msg01314.txt.bz2 NOTE: Defaulting component because reported component no longer exists ICE: Segmentation fault when compiling with an incorrect used __attribute__((noreturn)); Environment: System: Linux molybdaen 2.6.26-1-686 #1 SMP Wed Sep 10 16:46:13 UTC 2008 i686 GN U/Linux host: i486-pc-linux-gnu build: i486-pc-linux-gnu target: i486-pc-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Debian 4.3.1-9' --with-b ugurl=file:///usr/share/doc/gcc-4.3/README.Bugs --enable-languages=c,c++,fortran ,objc,obj-c++ --prefix=/usr --enable-shared --with-system-zlib --libexecdir=/usr /lib --without-included-gettext --enable-threads=posix --enable-nls --with-gxx-i nclude-dir=/usr/include/c++/4.3 --program-suffix=-4.3 --enable-clocale=gnu --ena ble-libstdcxx-debug --enable-objc-gc --enable-mpfr --enable-targets=all --enable -cld --enable-checking=release --build=i486-linux-gnu --host=i486-linux-gnu --ta rget=i486-linux-gnu Thread model: posix gcc version 4.3.1 (Debian 4.3.1-9) How-To-Repeat: source code (preprocessed file looks the same): inline unsigned f( unsigned i ) { return i; } unsigned i = 23; static inline void g( unsigned ) __attribute__((noreturn)); static inline void g( unsigned j ) { if( j ) asm ("hlt"); } void main_func() asm("main_func") __attribute__((noreturn)); void main_func() { unsigned j; g( f( j = i++ ) ); asm("hlt"); } compile with: g++ -save-temps -m32 -MD -Os -ffunction-sections -fstrict-aliasing -fno-rtti -fno-exceptions -fcheck-new -fshort-enums --param max-inline-insns-single=100 - mregparm=3 -fomit-frame-pointer -minline-all-stringops -nostdinc -ggdb -Wconver sion -Wctor-dtor-privacy -Wdeprecated -Winvalid-offsetof -Wnon-template-friend - Wold-style-cast -Woverloaded-virtual -Wpmf-conversions -Wreorder -Wsign-promo -W strict-null-sentinel -Wsynth -Waggregate-return -Wattributes -Wcast-align -Wdepr ecated-declarations -Wextra -Winline -Wmissing-noreturn -Wpacked -Wshadow -Wstac k-protector -Wstrict-aliasing -Wswitch -Wswitch-default -Wswitch-enum -Wsystem-h eaders -Wunsafe-loop-optimizations -Wvolatile-register-var -Wdisabled-optimizati on -Wformat -Wreturn-type -Wno-non-virtual-dtor -Wuninitialized -c -o segfault.o segfault.cc ------- Comment #1 from benjamin at os dot inf dot tu-dresden dot de 2008-10-21 07:09 ------- Fix: use __attribute__((noreturn)) correctly -- Summary: g++: internal compiler error: Segmentation fault Product: gcc Version: 3.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: pending AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: benjamin at os dot inf dot tu-dresden dot de GCC build triplet: i486-pc-linux-gnu GCC host triplet: i486-pc-linux-gnu GCC target triplet: i486-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37879