[Bug target/53228] [4.6/4.7/4.8 Regression] target attributes in libcpp/lex.c cause illegal instructions to be used elsewhere

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53228

--- Comment #6 from Uros Bizjak <ubizjak at gmail dot com> 2012-05-04 12:46:24 
UTC ---
(In reply to comment #5)
> I can confirm the patch works though I don't trivially see how it fixes the
> interaction with the option save/restore code ;)

It doesn't "fix" anything in option processing code, the patch avoids changing
ix86_arch_features behind option processing back.