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Subject: Re: [boost] [Convert] std::isspace requires unsigned #28
From: Peter Dimov (lists_at_[hidden])
Date: 2017-03-21 00:44:52

Vladimir Batov wrote:

> 2) What about std::iswspace? Does it also need static_cast?

No, the wide functions do not require a cast. In practice, wchar_t is an
unsigned type anyway. (It's technically required to be the same as signed
char, but I doubt one can encounter that case in practice, and even then, I
think that passing it to iswspace is required to work.)

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