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Re: [PATCH][C++] Fix PR43075, really remove all zero-sized stores

From: Jason Merrill <jason at redhat dot com>
To: Richard Guenther <rguenther at suse dot de>
Cc: gcc-patches at gcc dot gnu dot org
Date: Tue, 16 Feb 2010 11:19:20 -0500
Subject: Re: [PATCH][C++] Fix PR43075, really remove all zero-sized stores
References: <alpine.LNX.2.00.1002151742050.23817@zhemvz.fhfr.qr> <alpine.LNX.2.00.1002161245410.23817@zhemvz.fhfr.qr>

On 02/16/2010 07:29 AM, Richard Guenther wrote:

It's TARGET_EXPRs and AGGR_INIT_EXPRs that have special semantics
and do not like to be a statement of their own.

Right; they need to go through cp_gimplify_init_expr before we try to discard the INIT_EXPR.

I'm going to try moving the integer_zerop (cp_expr_size) code to the INIT_EXPR/MODIFY_EXPR section of cp_gimplify_expr.

Jason

Follow-Ups:
- Re: [PATCH][C++] Fix PR43075, really remove all zero-sized stores
  - From: Jason Merrill

References:
- [PATCH][C++] Fix PR43075, really remove all zero-sized stores
  - From: Richard Guenther
- Re: [PATCH][C++] Fix PR43075, really remove all zero-sized stores
  - From: Richard Guenther

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