isocpp / isocpp/CppCoreGuidelines

ES.102: Signed types are not guaranteed to support modulo arithmetic

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@gdr-at-ms is already working on this.

Since Jul 25, 2016.

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Description

It says "Signed types support modulo arithmetic without surprises from lack of sign bits.", however, signed integer overflow is undefined behavior, which I don't think is modulo arithmetic.

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