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Re: [tree-ssa] bootstrap problem on powerpc-apple-darwin6.6
- From: Jason Merrill <jason at redhat dot com>
- To: law at redhat dot com
- Cc: Andrew Pinski <pinskia at physics dot uc dot edu>, dberlin at dberlin dot org (Daniel Berlin), gcc at gcc dot gnu dot org
- Date: Fri, 22 Aug 2003 11:55:52 -0400
- Subject: Re: [tree-ssa] bootstrap problem on powerpc-apple-darwin6.6
- References: <200308220345.h7M3jNca000899@speedy.slc.redhat.com>
On Thu, 21 Aug 2003 21:45:23 -0600, firstname.lastname@example.org wrote:
> So, two types can have the same mode, but different min/max values? I guess
> that makes a certain amount of sense.
Yep. The mode just indicates how they're stored.
> Ugh. I learn more about trees every day... Some things are good, some things
> are bad.
> This is probably going to cause some missed optimizations. I guess we'll
> find another way to deal with them.
Values can certainly propagate through this conversion. I think we want to
handle passing values through conversions that change the mode, anyway.
And through pointer conversions.