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Re: [PATCH/RFC] Start to use VIEW_CONVERT_EXPR more and start to fix PR 26069

From: kenner at vlsi1 dot ultra dot nyu dot edu (Richard Kenner)
To: pinskia at physics dot uc dot edu
Cc: gcc-patches at gcc dot gnu dot org
Date: Tue, 05 Sep 2006 06:21:14 EDT
Subject: Re: [PATCH/RFC] Start to use VIEW_CONVERT_EXPR more and start to fix PR 26069
References: <1157415451.24185.114.camel@celery.andrew.com> <10609050120.AA28216@vlsi1.ultra.nyu.edu> <1157420452.24185.137.camel@celery.andrew.com>

> Because that is a documented requirement in tree.def 

The "requirement" in tree.def is that TREE_ADDRESSABLE be set in the V_C_E
node, not its *operand* (I know because I wrote that) and refers to an LHS
case that would be good to eliminate anyway.

> and also if it is not marked as addressable, you get an ICE.

It's worth checking to see why this is the case: it shouldn't be.

References:
- [PATCH/RFC] Start to use VIEW_CONVERT_EXPR more and start to fix PR 26069
  - From: Andrew Pinski
- Re: [PATCH/RFC] Start to use VIEW_CONVERT_EXPR more and start to fix PR 26069
  - From: Richard Kenner
- Re: [PATCH/RFC] Start to use VIEW_CONVERT_EXPR more and start to fix PR 26069
  - From: Andrew Pinski

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