[patch 4/4] -fstrict-volatile-bitfields cleanup v3: remove from defaults on all targets

[DJ Delorie]

> You mean the C++11 application or the driver?  You mean
> -fstrict-volatile-bitfields or -fno-strict-volatile-bitfields?

I mean, if the typedef for a volatile bitfield says "char" gcc can't
generate an HImode access, by default.