[PATCH 1/2] asm qualifiers (PR55681)

[Joseph Myers]

On Sun, 2 Dec 2018, Segher Boessenkool wrote:

> PR55681 observes that currently only one qualifier is allowed for
> inline asm, so that e.g. "volatile asm" is allowed, "const asm" is also
> okay (with a warning), but "const volatile asm" gives an error.  Also
> "goto" has to be last.
> 
> This patch changes things so that only "asm-qualifiers" are allowed,
> that is "volatile" and "goto", in any combination, in any order, but
> without repetitions.

The C front-end changes are OK.

-- 
Joseph S. Myers
joseph@codesourcery.com