From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22761 invoked by alias); 25 Nov 2011 15:22:38 -0000 Received: (qmail 22747 invoked by uid 22791); 25 Nov 2011 15:22:36 -0000 X-SWARE-Spam-Status: No, hits=-2.7 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,FROM_LOCAL_HEX,TW_BJ,TW_CX,TW_DC,TW_GX 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; Fri, 25 Nov 2011 15:22:22 +0000 From: "f15eda6c9ab805704208e911e97c69be@dead-science.dyndns.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/51304] New: gcc segfaults for large -ftemplate-depth values (if depth is reached) Date: Fri, 25 Nov 2011 16:19:00 -0000 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: normal X-Bugzilla-Who: f15eda6c9ab805704208e911e97c69be@dead-science.dyndns.org 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 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: 2011-11/txt/msg02498.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51304 Bug #: 51304 Summary: gcc segfaults for large -ftemplate-depth values (if depth is reached) Classification: Unclassified Product: gcc Version: 4.6.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned@gcc.gnu.org ReportedBy: f15eda6c9ab805704208e911e97c69be@dead-science.dyndns.o rg Created attachment 25912 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25912 template parameter recursion to compute the ackermann function g++ -v Using built-in specs. COLLECT_GCC=g++ COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/4.6.1/lto-wrapper Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Ubuntu/Linaro 4.6.1-9ubuntu3' --with-bugurl=file:///usr/share/doc/gcc-4.6/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++,go --prefix=/usr --program-suffix=-4.6 --enable-shared --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.6 --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-plugin --enable-objc-gc --disable-werror --with-arch-32=i686 --with-tune=generic --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu Thread model: posix gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu3) When compiling the source *ackermann.cpp* for the attached file *ackermann.ii* with g++ -Wall -std=c++0x -ftemplate-depth=100000 -save-temps ackermann.cpp I get the following error: g++: internal compiler error: Segmentation fault (program cc1plus)