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inlineconstexpr |
Parameters
x
: argument.c
: Conditional expression masking the operation.m
: Logical value masking the operation.Return value
is_gtz
on integral values, but The call is_positive(x)
elementwise returns true if and only if the bit of sign (most significant bit) is not set.is_gez
on integral real values, but for floating values T
, is_positive(mzero<
T>)
is false and if x
is a Nan
the result depends of the bit of sign of x
which can be out of control although not undefined.