Add -fno-unwind-tables -fno-asynchronous-unwind-tables .
Add -fno-unwind-tables -fno-asynchronous-unwind-tables .

Even with -fno-exceptions, onkects and executables produced by gcc
include exception info, "because it's mandated by ABI". So, add flags
to exterminate it completely.

See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49289

pfalcon/squirrel-lang,pfalcon/squirrel-lang,pfalcon/squirrel-lang