[llvm] r192775 - Revert r192758 (and r192759), "MC: Better handling of tricky symbol and section names"

[Rafael Espíndola]

> with gas:
> 00000000 b .bss
> 00000000 d .data
> 00000000 t .text
> 00000000 T __Z1fv
>
> with clang:
> 00000000 t .text
> 00000001 a @feat.00
> 00000000 T __Z1fv
>
> So if gas doesn't understand the @feat.00 thing, maybe we should only
> do it when targeting win32 (which means using our own assembler,
> right?), thereby avoiding this whole problem?

What is wrong with using ".set"? That would work with gas too.

Cheers,
Rafael