http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55871
--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2013-01-04 10:03:26 UTC --- > Please post the output of 'gcc -v'. Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/opt/gcc/gcc4.8a/libexec/gcc/x86_64-apple-darwin10.8.0/4.8.0/lto-wrapper Target: x86_64-apple-darwin10.8.0 Configured with: ../_clean/configure --prefix=/opt/gcc/gcc4.8a --enable-languages=c,c++,fortran,ada,lto --with-gmp=/opt/mp --with-system-zlib --enable-checking=release --with-isl=/opt/mp --enable-lto --enable-plugin --enable-build-with-cxx Thread model: posix gcc version 4.8.0 20130103 (experimental) [trunk revision 194856] (GCC)