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Re: [PATCH] fix PR middle-end/17885, gimplifing of volatile &a->b

From: Andrew Pinski <pinskia at physics dot uc dot edu>
To: Richard Henderson <rth at redhat dot com>
Cc: "gcc-patches at gcc dot gnu dot org Patches" <gcc-patches at gcc dot gnu dot org>
Date: Mon, 18 Oct 2004 14:17:23 -0400
Subject: Re: [PATCH] fix PR middle-end/17885, gimplifing of volatile &a->b
References: <75B2AC4A-2111-11D9-B4B8-000A95D692F4@physics.uc.edu> <20041018175459.GB24159@redhat.com>

On Oct 18, 2004, at 1:54 PM, Richard Henderson wrote:

On Mon, Oct 18, 2004 at 10:24:45AM -0400, Andrew Pinski wrote:

	* gimplify.c (gimplify_expr): Handle ADDR_EXPR when
	we have volatile types but the expression it self is
	not volatile.


Without further information, I think this is wrong.  Why
in the world is TREE_SIDE_EFFECTS for such an ADDR_EXPR?


Because the COMPONENT_REF has its TREE_SIDE_EFFECTS set
then by recompute_tree_invarant_for_addr_expr
so does the ADDR_EXPR, this might be a bug in
that function though.

Thanks,
Andrew Pinski

Follow-Ups:
- Re: [PATCH] fix PR middle-end/17885, gimplifing of volatile &a->b
  - From: Richard Henderson
- Re: [PATCH] fix PR middle-end/17885, gimplifing of volatile &a->b
  - From: Richard Henderson

References:
- [PATCH] fix PR middle-end/17885, gimplifing of volatile &a->b
  - From: Andrew Pinski
- Re: [PATCH] fix PR middle-end/17885, gimplifing of volatile &a->b
  - From: Richard Henderson

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