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Re: [patch] for PRs 27639 and 26719
> It would be nice if somebody could write down the rules for subtypes
> of INTEGER_TYPE. As far as I know they are undocumented.
Can you say what type of information you're looking for? My view has always
been that they follow the standard rules of all types, with nothing special
going on. Some languages have rules regarding in which types arithmetic
is done, but those are necessarily language-specific.