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Re: alias.c:nonoverlapping_component_refs_p


    > Even for C I'm not sure this is always safe. For example, if we have a
    > struct in C with two tightly packed char's...

    Then it's either a BIT_FIELD_REF, rather than a COMPONENT_REF,
    or the target can't directly address characters and has to use
    some form of addressing using AND.

    In either case, this is handled.

No, it can be done at a lower level, I'm pretty sure.


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