インテル® Fortran コンパイラー XE 13.1 ユーザー・リファレンス・ガイド
Intrinsic Module Subroutine (Generic): Sets the current underflow mode.
CALL IEEE_SET_UNDERFLOW_MODE (gradual)
gradual |
(Input) Must be scalar and of type default logical. If it is true, the current underflow mode is set to gradual underflow (denormals may be produced on underflow). If it is false, the current underflow mode is set to abrupt (underflowed results are set to zero). |