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Re: [PATCH] Make alias_sets_conflict_p less conservative


> This is because the the type based rules (at least for C) say "access
> through pointer char can validly alias anything" but not "access
> through pointer to anything can validly alias char".

I note there is no char * in sight there.  Are we, by some chance, assigning
char to alias set zero? That seems wrong.  Rather char * should be
marked as type-pointed-to-can-alias-all.


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