Question about mem_set_list in propagate_block_info

[Toon Moene]

Richard Henderson wrote:

> On Wed, Jun 04, 2003 at 12:25:05AM -0400, Diego Novillo wrote:
> 
>>Wait, that doesn't follow.  You can have different alias set numbers
>>that are conflicting.
> 
> Oh, yes, so you can.
> 
> I still bet his source is wrong.

Huh ?  What am I missing ?  What's the use of alias sets, then ?

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