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Re: [PATCH 1/2] asm qualifiers (PR55681)

From: Joseph Myers <joseph at codesourcery dot com>
To: Segher Boessenkool <segher at kernel dot crashing dot org>
Cc: <gcc-patches at gcc dot gnu dot org>, <jakub at redhat dot com>, <jason at redhat dot com>, <nathan at acm dot org>, <polacek at redhat dot com>
Date: Mon, 3 Dec 2018 22:20:46 +0000
Subject: Re: [PATCH 1/2] asm qualifiers (PR55681)
References: <cover.1543766396.git.segher@kernel.crashing.org> <74db3dde365a2a30fc5d4779ef67278a2b29ca1a.1543766396.git.segher@kernel.crashing.org>

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

References:
- [PATCH v2 0/2] asm qualifiers (PR55681) and asm inline
  - From: Segher Boessenkool
- [PATCH 1/2] asm qualifiers (PR55681)
  - From: Segher Boessenkool

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