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17 lines
348 B
C
17 lines
348 B
C
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// -*-mode:c++;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8-*-
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// vi: set et ft=cpp ts=4 sts=4 sw=4 fenc=utf-8 :vi
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#ifndef CTL_IS_UNSIGNED_H_
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#define CTL_IS_UNSIGNED_H_
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namespace ctl {
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template<typename T>
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struct is_unsigned
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{
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static constexpr bool value = T(0) < T(-1);
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};
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} // namespace ctl
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#endif // CTL_IS_UNSIGNED_H_
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