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std::float_denorm_style - cppreference.com

From cppreference.com

enum float_denorm_style { denorm_indeterminate = -1, denorm_absent = 0, denorm_present = 1 };

 (deprecated in C++23)

Enumeration constants of type std::float_denorm_style indicate support of subnormal values by floating-point types.

Enumeration constants

Enumerator Meaning
std::denorm_indeterminate support of subnormal values cannot be determined
std::denorm_absent the type does not support subnormal values
std::denorm_present the type allows subnormal values

See also

identifies the denormalization style used by the floating-point type
(public static member constant) [edit]