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Re: [PATCH] Fix optimization regression in constant folder


> In some of the places where we currently check
> TYPE_OVERFLOW_UNDEFINED, we would also check TYPE_IGNORE_OVERFLOWS (or
> we introduce yet another flag which is the intersection).

Probably most of them.

> In the proposal above, it doesn't make sense to me to set
> TYPE_OVERFLOW_UNDEFINED for sizetypes.

OK, so TYPE_IGNORE_OVERFLOWS + TYPE_OVERFLOW_WRAPS for sizetypes?

-- 
Eric Botcazou


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