Aliasing violation generated by fold_builtin_memcmp?

[Andrew Pinski]

On Sep 29, 2005, at 8:32 PM, Daniel Berlin wrote:

>
>> Any suggestions how to fix this?
>
> The easiest thing is to store a version of unsigned_char_type_node
> somewhere that has it's TYPE_ALIAS_SET set to 0, and use it there.
> Whether this is the best solution, i'll leave to others :)


Something like this will fix the issue with TYPE_REF_CAN_ALIAS_ALL
by removing the use.  Maybe we could move may_alias to a bit in the
types and move TYPE_REF_CAN_ALIAS_ALL from the pointer type to the
type which is being accessed instead of this mess.

-- Pinski


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