[llvm] r181753 - This is the first of three patches which creates stubs used for

[Rafael Espíndola]

> This APP/NO_APP would be covered in a separate patch and is only for
> cosmetic purposes.
>
> I was not asking for the compiler to be able to tell this.
>
> I want be able to have a function attribute which tells asmprinter to not
> emit those.
> This could be usable by the compiler itself or if we *chose* to make it
> general, by a user.

NO. This is not ok. Anything that lets an IL pass or backend behave
differently based on an inline asm being compiler generated or user
generated is not ok.


> This is not really that important but I think we should not have them here
> because they serve no
> purpose other than to make the stub harder to read.

Not having to worry about semantics differences for user and compiler
generated inline asm creeping into llvm is extremely important.


Cheers,
Rafael