https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61506
--- Comment #12 from Jürgen Reuter <juergen.reuter at desy dot de> --- Here it is: g++ -v -c PDF.ii Using built-in specs. COLLECT_GCC=g++ Target: x86_64-apple-darwin11.4.2 Configured with: ../configure --prefix=/usr/local/ --with-gmp=/usr/local/ --with-mpfr=/usr/local/ --with-mpc=/usr/local/ --enable-languages=c,c++,fortran --no-create --no-recursion Thread model: posix gcc version 4.10.0 20140613 (experimental) (GCC) COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.7.4' '-v' '-c' '-shared-libgcc' '-mtune=core2' /usr/local/libexec/gcc/x86_64-apple-darwin11.4.2/4.10.0/cc1plus -fpreprocessed PDF.ii -fPIC -quiet -dumpbase PDF.ii -mmacosx-version-min=10.7.4 -mtune=core2 -auxbase PDF -version -o /var/folders/47/rlmwph0j5m1f65g8z84_d7qh0000gn/T//ccWSHAv9.s GNU C++ (GCC) version 4.10.0 20140613 (experimental) (x86_64-apple-darwin11.4.2) compiled by GNU C version 4.10.0 20140613 (experimental), GMP version 6.0.0, MPFR version 3.1.2, MPC version 1.0.2 GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 GNU C++ (GCC) version 4.10.0 20140613 (experimental) (x86_64-apple-darwin11.4.2) compiled by GNU C version 4.10.0 20140613 (experimental), GMP version 6.0.0, MPFR version 3.1.2, MPC version 1.0.2 GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 Compiler executable checksum: 853e12eacaeeb3508bcef25eb74eb286 PDF.cc: In member function ‘virtual void boost::exception_detail::error_info_injector<boost::io::bad_format_string>::_ZThn24_N5boost16exception_detail19error_info_injectorINS_2io17bad_format_stringEED1Ev()’: PDF.cc:29:1: error: unrecognizable insn: } ^ (call_insn/j 3 2 4 (call (mem/u/c:DI (const:DI (unspec:DI [ (symbol_ref/i:DI ("_ZN5boost16exception_detail19error_info_injectorINS_2io17bad_format_stringEED1Ev") [flags 0x1] <function_decl 0x108e45300 __comp_dtor >) ] UNSPEC_GOTPCREL)) [0 S8 A8]) (const_int 0 [0])) /opt/local/include/boost/exception/exception.hpp:330 -1 (nil) (nil)) PDF.cc:29:1: internal compiler error: in insn_default_length, at config/i386/i386.md:1787 PDF.cc:29:1: internal compiler error: Abort trap: 6 g++: internal compiler error: Abort trap: 6 (program cc1plus) Abort trap: 6