名前空間
変種
操作

std::numeric_limits::has_denorm_loss

提供: cppreference.com

 
 
ユーティリティライブラリ
支援を入力します (basic types, RTTI, type traits)
動的なメモリ管理
エラー処理
プログラムユーティリティ
可変個引数関数
日付と時刻
関数オブジェクト
initializer_list(C++11)
bitset
hash(C++11)
関係演算子
Original:
Relational operators
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
rel_ops::operator!=
rel_ops::operator>
rel_ops::operator<=
rel_ops::operator>=
ペアとタプル
Original:
Pairs and tuples
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
pair
tuple(C++11)
piecewise_construct_t(C++11)
piecewise_construct(C++11)
フォワード、スワップ、および移動
Original:
Swap, forward and move
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
swap
forward(C++11)
move(C++11)
move_if_noexcept(C++11)
declval(C++11)
 
支援を入力します
基本的なタイプ
Original:
Basic types
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
基本的なタイプ
固定幅の整数型 (C++11)
数値の限界
Original:
Numeric limits
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
numeric_limits
Cの数値は、インターフェイスを制限します
実行時型情報
Original:
Runtime type information
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
型の特徴
Original:
Type traits
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
プライマリタイプカテゴリ
Original:
Primary type categories
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
is_void(C++11)
is_array(C++11)
is_pointer(C++11)
is_enum(C++11)
is_union(C++11)
is_class(C++11)
is_function(C++11)
is_object(C++11)
is_scalar(C++11)
is_compound(C++11)
is_integral(C++11)
is_floating_point(C++11)
is_fundamental(C++11)
is_arithmetic(C++11)
is_reference(C++11)
is_lvalue_reference(C++11)
is_rvalue_reference(C++11)
is_member_pointer(C++11)
is_member_object_pointer(C++11)
is_member_function_pointer(C++11)
Typeプロパティ
Original:
Type properties
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
is_const(C++11)
is_volatile(C++11)
is_pod(C++11)
is_empty(C++11)
is_polymorphic(C++11)
is_abstract(C++11)
サポートされる操作
Original:
Supported operations
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
is_constructible
is_trivially_constructible
is_nothrow_constructible
(C++11)
(C++11)
(C++11)
is_default_constructible
is_trivially_default_constructible
is_nothrow_default_constructible
(C++11)
(C++11)
(C++11)
is_copy_constructible
is_trivially_copy_constructible
is_nothrow_copy_constructible
(C++11)
(C++11)
(C++11)
is_move_constructible
is_trivially_move_constructible
is_nothrow_move_constructible
(C++11)
(C++11)
(C++11)
is_assignable
is_trivially_assignable
is_nothrow_assignable
(C++11)
(C++11)
(C++11)
is_copy_assignable
is_trivially_copy_assignable
is_nothrow_copy_assignable
(C++11)
(C++11)
(C++11)
is_move_assignable
is_trivially_move_assignable
is_nothrow_move_assignable
(C++11)
(C++11)
(C++11)
is_destructible
is_trivially_destructible
is_nothrow_destructible
(C++11)
(C++11)
(C++11)
has_virtual_destructor(C++11)
リレーションシップとプロパティクエリ
Original:
Relationships and property queries
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
is_same(C++11)
is_base_of(C++11)
is_convertible(C++11)
alignment_of(C++11)
rank(C++11)
extent(C++11)
型の変更
Original:
Type modifications
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
remove_cv
remove_const
remove_volatile
(C++11)
(C++11)
(C++11)
add_cv
add_const
add_volatile
(C++11)
(C++11)
(C++11)
make_signed(C++11)
make_unsigned(C++11)
型変換
Original:
Type transformations
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
aligned_storage(C++11)
aligned_union(C++11)
decay(C++11)
enable_if(C++11)
conditional(C++11)
common_type(C++11)
underlying_type(C++11)
result_of(C++11)
形質定数を入力します
Original:
Type trait constants
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
integral_constant(C++11)
 
 
static const bool has_denorm_loss
(C + + 11時まで)
static constexpr bool has_denorm_loss
(C + + 11以来)
std::numeric_limits<T>::has_denorm_lossの値は、すべての浮動小数点型true不正確な結果の他の原因による非正規に精度の損失を区別できるためTです.
Original:
The value of std::numeric_limits<T>::has_denorm_loss is true for all floating-point types T capable of distinguishing loss of precision due to denormalization from other causes of inexact result.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

目次

[編集] 標準の専門分野

T
std::numeric_limits<T>::has_denorm_lossの値
Original:
value of std::numeric_limits<T>::has_denorm_loss
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
/* non-specialized */ false
bool false
char false
signed char false
unsigned char false
wchar_t false
char16_t false
char32_t false
short false
unsigned short false
int false
unsigned int false
long false
unsigned long false
long long false
unsigned long long false
float
実装定義である
Original:
implementation-defined
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
double
実装定義である
Original:
implementation-defined
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
long double
実装定義である
Original:
implementation-defined
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[編集] ノート

標準に準拠したIEE 754の浮動小数点は3つの事前定義された瞬間に、浮動小数点アンダーフローを検出することがあります:
Original:
Standard-compliant IEE 754 floating-point implementations may detect the floating-point underflow at three predefined moments:
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
1)
std::numeric_limits<T>::min()より絶対値が小さい方の結果の計算の後に、このような実装では、丸めの前tinynessを検出.
Original:
after computation of a result with absolute value smaller than std::numeric_limits<T>::min(), such implementation detects tinyness before rounding.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
2)
結果は、小型である場合std::numeric_limits<T>::digitsビットに結果の丸めた後、このような実装では、丸めた後tinynessを検出.
Original:
after rounding of the result to std::numeric_limits<T>::digits bits, if the result is tiny, such implementation detects tinyness after rounding.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
3)
非正規形に丸みを帯びた小さな結果の変換は精度の損失をもたらした場合には、そのような実装では、非正規化数の損失を検出.
Original:
if the conversion of the rounded tiny result to subnormal form resulted in the loss of precision, such implementation detects denorm loss.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

[編集]

[編集] も参照してください

丸め前tinynessを検出する浮動小数点型を識別します
Original:
identifies floating-point types that detect tinyness before rounding
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(公共の静的メンバ定数) [edit]
[静的]
浮動小数点型で使用される非正規のスタイルを識別します
Original:
identifies the denormalization style used by the floating-point type
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.

(公共の静的メンバ定数) [edit]