http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55678
--- Comment #1 from Daniel Santos <daniel.santos at pobox dot com> 2012-12-13 21:12:24 UTC --- This appears to happen in the function c_parser_static_assert_declaration_no_semi (gcc/c/c-parser.c) when it calls "c_parser_peek_token (parser)->value", but I don't know gcc's internals very well and would rather not lie to you.