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FLT_ROUNDS

提供: cppreference.com
< c‎ | types‎ | limits

Defined in header <float.h>
#define FLT_ROUNDS /* implementation defined */
(C99以来)
浮動小数点算術演算の丸め方向を指定します.
Original:
Specifies the rounding direction of floating-point arithmetic operations.
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Original:
Value
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Explanation
-1
デフォルトの丸め方向は知られていない
Original:
the default rounding direction is not known
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0
ゼロに向かって
Original:
toward zero
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1
最寄りへ
Original:
to nearest
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2
正の無限大に向かって
Original:
towards positive infinity
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3
負の無限大に向かって
Original:
towards negative infinity
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other values
処理系定義の動作
Original:
implementation-defined behavior
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[編集] も参照してください

C++ documentation for FLT_ROUNDS