[Bug c++/57958] Incorrect code generation in lambda with argument of type reference to template class

["tudorb at fb dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57958

--- Comment #2 from Tudor Bosman <tudorb at fb dot com> ---
g++ -v output (ignore the weird paths):

Using built-in specs.
COLLECT_GCC=l/f/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/bin/g++
COLLECT_LTO_WRAPPER=/mnt/gvfs/third-party/1ebd27fa7983fc50f525eb890ae74ebbb9336a72/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/bin/../libexec/gcc/x86_64-redhat-linux-gnu/4.7.1/lto-wrapper
Target: x86_64-redhat-linux-gnu
Configured with:
/home/engshare/third-party/src/gcc/gcc-4.7.1/gcc-4.7.1/configure
--build=x86_64-redhat-linux-gnu --host=x86_64-redhat-linux-gnu
--target=x86_64-redhat-linux-gnu
--prefix=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc
--exec-prefix=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc
--bindir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/bin
--sbindir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/sbin
--sysconfdir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/etc
--datadir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/share
--includedir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/include
--libdir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/lib
--libexecdir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/libexec
--localstatedir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/var
--sharedstatedir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/com
--mandir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/share/man
--infodir=/home/engshare/third-party/centos5.2-native/gcc/gcc-4.7.1/cc6c9dc/share/info
--with-gmp=/home/engshare/third-party/centos5.2-native/gmp/gmp-5.0.1/da39a3e
--with-mpfr=/home/engshare/third-party/centos5.2-native/mpfr/mpfr-3.0.0/c68f0aa
--with-mpc=/home/engshare/third-party/centos5.2-native/mpc/mpc-0.8.2/18cfc0e
--with-ppl=/home/engshare/third-party/centos5.2-native/ppl/ppl-0.10/c68f0aa
--with-cloog=/home/engshare/third-party/centos5.2-native/cloog/cloog-0.15.7/ab7be4d
--enable-bootstrap --enable-shared --enable-threads=posix
--enable-checking=release --with-system-zlib --enable-__cxa_atexit
--disable-libunwind-exceptions --enable-languages=c,c++,fortran
--disable-libgcj --enable-linker-build-id --with-gnu-as --with-gnu-ld
--with-host-libstdcxx='-L/usr/lib/gcc/x86_64-redhat-linux/4.1.2 -lstdc++'
--disable-multilib --enable-libstdcxx-time
Thread model: posix
gcc version 4.7.1 (GCC)