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Re: MEM_COPY_ATTRIBUTES
- To: kenner at vlsi1 dot ultra dot nyu dot edu (Richard Kenner)
- Subject: Re: MEM_COPY_ATTRIBUTES
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Wed, 03 May 2000 10:55:17 -0600
- cc: mark at codesourcery dot com, gcc at gcc dot gnu dot org
- Reply-To: law at cygnus dot com
In message <10005031658.AA26707@vlsi1.ultra.nyu.edu>you write:
> Yes. Look for places where MEM_COPY_ATTRIBUTES is used but
> MEM_ALIAS_SET is not. They should represent places where the
> resulting memory doesn't have the same type as the original memory.
> (For example, the new MEM might not point at the same location as the
> old MEM, or might be wider.)
>
> But in that case, you have to set *some* value for MEM_ALIAS_SET, right?
I believe it will default to zero, which is a safe value.
jeff