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Re: [C++ PATCH] Fix -Wunused-but-set-* bug with static data members (PR c++/44412)

From: Jason Merrill <jason at redhat dot com>
To: Jakub Jelinek <jakub at redhat dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Fri, 04 Jun 2010 14:20:09 -0400
Subject: Re: [C++ PATCH] Fix -Wunused-but-set-* bug with static data members (PR c++/44412)
References: <20100604165454.GN10293@tyan-ft48-01.lab.bos.redhat.com>

On 06/04/2010 12:54 PM, Jakub Jelinek wrote:

	PR c++/44412
	* typeck.c (build_class_member_access_expr): Call mark_exp_read
	on object for static data members.

This seems wrong; the context in which the class member access appears should be marking it appropriately. Why isn't it marked in 'return s.b' when it gets converted to the return type?

Jason

Follow-Ups:
- Re: [C++ PATCH] Fix -Wunused-but-set-* bug with static data members (PR c++/44412)
  - From: Paolo Carlini
- Re: [C++ PATCH] Fix -Wunused-but-set-* bug with static data members (PR c++/44412)
  - From: Jakub Jelinek

References:
- [C++ PATCH] Fix -Wunused-but-set-* bug with static data members (PR c++/44412)
  - From: Jakub Jelinek

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