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Re: objects_must_conflict_p
- From: "Zack Weinberg" <zack at codesourcery dot com>
- To: kenner at vlsi1 dot ultra dot nyu dot edu (Richard Kenner)
- Cc: ebotcazou at libertysurf dot fr, gcc at gcc dot gnu dot org
- Date: Sat, 05 Jul 2003 10:01:19 -0700
- Subject: Re: objects_must_conflict_p
- References: <10307051639.AA19849@vlsi1.ultra.nyu.edu>
kenner@vlsi1.ultra.nyu.edu (Richard Kenner) writes:
> But we pessimize a bit: for example int vs array of ints, or even
> different types of arrays of ints. I don't know whether any refinement
> is really worth implementing though.
>
> I don't know either. I really hated this whole issue of having to be careful
> when we overlap memory since it's not just temporaries but user-variables
> in nested scopes.
Naveen's stack slot allocator should be able to help with this, but I
don't know what happened to him.
zw