[Bug c++/30845] New: segfault in collect2 with large template

["cpp at tempest-sw dot com" <gcc-bugzilla at gcc dot gnu dot org>]

Compile the attached source file to see the segfault:

$ g++4 -v bug.cpp
Using built-in specs.
Target: i686-pc-linux-gnu
Configured with: ../gcc-4.1.2/configure --program-suffix=4 : (reconfigured)
../gcc-4.1.2/configure --enable-languages=c,c++ --program-suffix=4
Thread model: posix
gcc version 4.1.2
 /usr/local/libexec/gcc/i686-pc-linux-gnu/4.1.2/cc1plus -quiet -v -D_GNU_SOURCE
bug.cpp -quiet -dumpbase bug.cpp -mtune=pentiumpro -auxbase bug -version -o
/tmp/ccqr4llF.s
ignoring nonexistent directory "NONE/include"
ignoring nonexistent directory
"/usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2/../../../../i686-pc-linux-gnu/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2/../../../../include/c++/4.1.2

/usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2/../../../../include/c++/4.1.2/i686-pc-linux-gnu

/usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2/../../../../include/c++/4.1.2/backward
 /usr/local/include
 /usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2/include
 /usr/include
End of search list.
GNU C++ version 4.1.2 (i686-pc-linux-gnu)
        compiled by GNU C version 4.0.2 20050901 (prerelease) (SUSE Linux).
GGC heuristics: --param ggc-min-expand=99 --param ggc-min-heapsize=129492
Compiler executable checksum: 05bd8c32863edc67f1601012dc99be46
 as -V -Qy -o /tmp/ccCUjzhc.o /tmp/ccqr4llF.s
GNU assembler version 2.17 (i686-pc-linux-gnu) using BFD version 2.17
 /usr/local/libexec/gcc/i686-pc-linux-gnu/4.1.2/collect2 --eh-frame-hdr -m
elf_i386 -dynamic-linker /lib/ld-linux.so.2 /usr/lib/crt1.o /usr/lib/crti.o
/usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2/crtbegin.o
-L/usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2
-L/usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2/../../.. /tmp/ccCUjzhc.o -lstdc++
-lm -lgcc_s -lgcc -lc -lgcc_s -lgcc
/usr/local/lib/gcc/i686-pc-linux-gnu/4.1.2/crtend.o /usr/lib/crtn.o
collect2: ld terminated with signal 11 [Segmentation fault]


-- 
           Summary: segfault in collect2 with large template
           Product: gcc
           Version: 4.1.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: cpp at tempest-sw dot com
 GCC build triplet: i686-pc-linux
  GCC host triplet: i686-pc-linux
GCC target triplet: i686-pc-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30845