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Re: target/3506: weird behaviour when incrementing volatile ints
- From: Richard Henderson <rth at redhat dot com>
- To: nobody at gcc dot gnu dot org
- Cc: gcc-prs at gcc dot gnu dot org,
- Date: 3 Apr 2002 10:56:02 -0000
- Subject: Re: target/3506: weird behaviour when incrementing volatile ints
- Reply-to: Richard Henderson <rth at redhat dot com>
The following reply was made to PR target/3506; it has been noted by GNATS.
From: Richard Henderson <rth@redhat.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: rth@gcc.gnu.org, 89949-quiet@bugs.debian.org, gcc-bugs@gcc.gnu.org,
gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org, gcc-gnats@gcc.gnu.org
Subject: Re: target/3506: weird behaviour when incrementing volatile ints
Date: Wed, 3 Apr 2002 02:47:18 -0800
On Wed, Apr 03, 2002 at 08:29:27PM +1000, Herbert Xu wrote:
> This breaks C99 wrt sig_atomic_t. The increment has to be a single
> instruction.
Um, no, *assignment* has to be a single instruction. Very different.
r~