signbit.hpp File Reference

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Functions
template<typename T >
constexpr bool	signbit (const T x) noexcept
	Compile-time sign bit detection function. More...

Function Documentation

signbit()

template<typename T >

constexpr bool signbit ( const T  x )

constexprnoexcept

Compile-time sign bit detection function.

Parameters

x	a real-valued input

Returns

return true if x is negative, otherwise return false.