>
> Various options with enumerated string arguments are changed to use
> Enum. Some checking of those arguments was still needed, because the
> valid values depend on e.g. the -m64 setting, but that checking now
> works with the enumerated values not strings. I didn't change the
> existing logi
This patch cleans up x86 option handling to use .opt features where
possible for options with string arguments, instead of decoding those
strings in ix86_option_override_internal. (The only options with
string arguments that may be generated through target attributes are
-march=, -mtune= and -mfpm
