[Bug c++/52871] New: segmentation fault with wrongly-formed lambdas

[volpyansky+gcc at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52871

             Bug #: 52871
           Summary: segmentation fault with wrongly-formed lambdas
    Classification: Unclassified
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: trivial
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: volpyansky+gcc@gmail.com


Created attachment 27091
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27091
try to compile this using: g++-4.6 -g -std=c++0x x.cpp

Probably wrong syntax/understanding causing SEGV in gcc 4.5 and gcc 4.6


$ g++-4.6 -g -std=c++0x -v -save-temps x.cpp
Using built-in specs.
COLLECT_GCC=g++-4.6
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/4.6.0/lto-wrapper
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu/Linaro
4.6-20101220-1' --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-multiarch
--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-gold --enable-ld=default
--with-plugin-ld=ld.gold --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 4.6.0 20101220 (experimental) [trunk revision 168097]
(Ubuntu/Linaro 4.6-20101220-1) 
COLLECT_GCC_OPTIONS='-g' '-std=c++0x' '-v' '-save-temps' '-shared-libgcc'
'-mtune=generic' '-march=x86-64'
 /usr/lib/gcc/x86_64-linux-gnu/4.6.0/cc1plus -E -quiet -v -D_GNU_SOURCE x.cpp
-mtune=generic -march=x86-64 -std=c++0x -g -fworking-directory -fpch-preprocess
-o x.ii
ignoring nonexistent directory "/usr/local/include/x86_64-linux-gnu"
ignoring nonexistent directory
"/usr/lib/gcc/x86_64-linux-gnu/4.6.0/../../../../x86_64-linux-gnu/include"
ignoring nonexistent directory "/usr/include/x86_64-linux-gnu"
#include "..." search starts here:
#include <...> search starts here:
 /usr/include/c++/4.6
 /usr/include/c++/4.6/x86_64-linux-gnu
 /usr/include/c++/4.6/backward
 /usr/lib/gcc/x86_64-linux-gnu/4.6.0/include
 /usr/local/include
 /usr/lib/gcc/x86_64-linux-gnu/4.6.0/include-fixed
 /usr/include
End of search list.
COLLECT_GCC_OPTIONS='-g' '-std=c++0x' '-v' '-save-temps' '-shared-libgcc'
'-mtune=generic' '-march=x86-64'
 /usr/lib/gcc/x86_64-linux-gnu/4.6.0/cc1plus -fpreprocessed x.ii -quiet
-dumpbase x.cpp -mtune=generic -march=x86-64 -auxbase x -g -std=c++0x -version
-o x.s
GNU C++ (Ubuntu/Linaro 4.6-20101220-1) version 4.6.0 20101220 (experimental)
[trunk revision 168097] (x86_64-linux-gnu)
    compiled by GNU C version 4.6.0 20101220 (experimental) [trunk revision
168097], GMP version 4.3.2, MPFR version 3.0.0-p3, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
GNU C++ (Ubuntu/Linaro 4.6-20101220-1) version 4.6.0 20101220 (experimental)
[trunk revision 168097] (x86_64-linux-gnu)
    compiled by GNU C version 4.6.0 20101220 (experimental) [trunk revision
168097], GMP version 4.3.2, 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: dfbc99081573568ba8a67f5ca3d62186
g++-4.6: internal compiler error: Segmentation fault (program cc1plus)
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-4.6/README.Bugs> for instructions.