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Re: [PATCH] Allow &va_list[0] in tree-stdarg
- From: Richard Henderson <rth at redhat dot com>
- To: Richard Guenther <rguenth at tat dot physik dot uni-tuebingen dot de>
- Cc: gcc-patches at gcc dot gnu dot org, Jakub Jelinek <jakub at redhat dot com>
- Date: Fri, 20 May 2005 12:24:20 -0700
- Subject: Re: [PATCH] Allow &va_list[0] in tree-stdarg
- References: <Pine.LNX.4.44.0505201350210.5176-100000@alwazn.tat.physik.uni-tuebingen.de>
On Fri, May 20, 2005 at 01:56:38PM +0200, Richard Guenther wrote:
> I get some extra failures in this case on i686, namely no longer
> thinking that for stdarg-3.c:f4() the va_list escapes.
That would definitely indicate that removing the zero check is
wrong, and would cause bad code generation.
This patch is ok though.
r~