Difference between revisions of "使用到的C++11特性"

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从[[KlayGE]] 4.2开始,一些C++11特性被引入代码中。包括:
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从[[KlayGE]] 4.2开始,一些C++11特性被引入代码中,部分替代了原先[[使用到的boost库|使用boost实现的功能]]。根据编译器和版本的不同,[[KFL]]会定义一些宏,来判断一个功能是否可用。这些宏都定义在KFL/Config.hpp中。
== C++11 Core Language Features ==
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* Static assertions
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* auto-typed variables
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* Declared type of an expression
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* Null pointer constant
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* Strongly-typed enums
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* Range-based for
+
  
== C++11 Core Language Features: Concurrency ==
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标记为''斜体''的宏已经从代码中删除,因为所有支持的编译器都已经包含那些特性。
  
== C++11 Core Language Features: C99 ==
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== C++11核心语言功能 ==
* long long
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== C++11 Library ==
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{| class="wikitable"
* Array
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|-
* Chrono
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! 语言功能 !! 宏 !! MSVC !! GCC !! Clang !! 替代方案
* Functional
+
|-
* Integer
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| Allowing move constructors to throw [noexcept] || KLAYGE_CXX11_CORE_NOEXCEPT_SUPPORT || {{Yes}}14.0 || {{Yes}}4.6 || {{Yes}}3.0 || throw()
* Random
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|-
* Regex
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| auto-typed variables, Multi-declarator auto, Declared type of an expression || ''KLAYGE_CXX11_CORE_DECLTYPE_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}2.9 || Boost.Typeof
* System
+
|-
* Thread
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| Extern templates || ''KLAYGE_CXX11_CORE_EXTERN_TEMPLATES_SUPPORT'' || {{Yes}}9.0 || {{Yes}}4.3 || {{Yes}}2.9 ||
* Tuple
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|-
* Type Traits
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| Explicit virtual overrides || ''KLAYGE_CXX11_CORE_OVERRIDE_SUPPORT'' || {{Yes}}11.0 || {{Yes}}4.7 || {{Yes}}3.0 || #define
* Unordered
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|-
 +
| Generalized constant expressions || KLAYGE_CXX11_CORE_CONSTEXPR_SUPPORT || {{Yes}}14.0 || {{Yes}}4.6 || {{Yes}}3.1 ||
 +
|-
 +
| Null pointer constant || ''KLAYGE_CXX11_CORE_NULLPTR_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.6 || {{Yes}}3.0 || 自己实现的nullptr
 +
|-
 +
| Range-based for || ''KLAYGE_CXX11_CORE_FOREACH_SUPPORT'' || {{Yes}}11.0 || {{Yes}}4.6 || {{Yes}}3.0 || Boost.Foreach
 +
|-
 +
| Rvalue references || ''KLAYGE_CXX11_CORE_RVALUE_REFERENCES_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}2.9 || Boost.Move
 +
|-
 +
| Static assertions || ''KLAYGE_CXX11_CORE_STATIC_ASSERT_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}2.9 || Boost.StaticAssert
 +
|-
 +
| Strongly-typed enums || ''KLAYGE_CXX11_CORE_STRONGLY_TYPED_ENUMS_SUPPORT'' || {{Yes}}11.0 || {{Yes}}4.4 || {{Yes}}2.9 || C++98 enum
 +
|-
 +
| Variadic templates || ''KLAYGE_CXX11_CORE_VARIADIC_TEMPLATES'' || {{Yes}}12.0 || {{Yes}}4.3 || {{Yes}}2.9 ||
 +
|}
 +
 
 +
== C++11核心语言功能:并行 ==
 +
 
 +
== C++11核心语言功能:C99 ==
 +
 
 +
== C++11库 ==
 +
 
 +
{| class="wikitable"
 +
|-
 +
! 名称 !! 宏 !! MSVC !! GCC !! Clang !! 替代方案
 +
|-
 +
| algorithm (只用了copy_if) || ''KLAYGE_CXX11_LIBRARY_ALGORITHM_SUPPORT'' || {{Yes}}11.0 || {{Yes}}4.3 || {{Yes}}3.0 || 自己实现的copy_if
 +
|-
 +
| array || ''KLAYGE_CXX11_LIBRARY_ARRAY_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}3.0 || Boost.Array
 +
|-
 +
| atomic || ''KLAYGE_CXX11_LIBRARY_ATOMIC_SUPPORT'' || {{Yes}}11.0 || {{Yes}}4.4 || {{Yes}}3.0 || Boost.Atomic
 +
|-
 +
| chrono || ''KLAYGE_CXX11_LIBRARY_CHRONO_SUPPORT'' || {{Yes}}11.0 || {{Yes}}4.4 (必须有_GLIBCXX_HAS_GTHREADS) || {{Yes}}3.0 || Boost.Chrono
 +
|-
 +
| cstdint || ''KLAYGE_CXX11_LIBRARY_CSTDINT_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}3.0 || Boost.Integer
 +
|-
 +
| emplace || ''KLAYGE_CXX11_LIBRARY_EMPLACE_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.8 || {{Yes}}3.0 ||
 +
|-
 +
| functional || ''KLAYGE_CXX11_LIBRARY_FUNCTIONAL_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}3.0 || Boost.Functional
 +
|-
 +
| mem_fn || ''KLAYGE_CXX11_LIBRARY_MEM_FN_SUPPORT'' || {{Yes}}12.0 || {{Yes}}4.8 || {{Yes}}3.4 || Boost.MemFn
 +
|-
 +
| random || ''KLAYGE_CXX11_LIBRARY_RANDOM_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}3.0 || Boost.Random
 +
|-
 +
| regex || ''KLAYGE_CXX11_LIBRARY_REGEX_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.9 || {{Yes}}3.0 || Boost.Regex
 +
|-
 +
| smart_ptr || ''KLAYGE_CXX11_LIBRARY_SMART_PTR_SUPPORT'' || {{Yes}}11.0 || {{Yes}}4.3 || {{Yes}}3.0 || Boost.SmartPtr
 +
|-
 +
| system_error || ''KLAYGE_CXX11_LIBRARY_SYSTEM_ERROR_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.4 || {{Yes}}3.0 || Boost.System
 +
|-
 +
| thread || ''KLAYGE_CXX11_LIBRARY_THREAD_SUPPORT'' || {{Yes}}11.0 || {{Yes}}4.4 (必须有_GLIBCXX_HAS_GTHREADS) || {{Yes}}3.0 || Boost.Thread
 +
|-
 +
| tuple || ''KLAYGE_CXX11_LIBRARY_TUPLE_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}3.0 || Boost.Tuple
 +
|-
 +
| type_traits || ''KLAYGE_CXX11_LIBRARY_TYPE_TRAITS_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}3.0 || Boost.TypeTraits
 +
|-
 +
| unordered || ''KLAYGE_CXX11_LIBRARY_UNORDERED_SUPPORT'' || {{Yes}}10.0 || {{Yes}}4.3 || {{Yes}}3.0 || Boost.Unordered
 +
|}
 +
 
 +
== TS ==
 +
{| class="wikitable"
 +
|-
 +
! 名称 !! 宏 !! MSVC !! GCC !! Clang !! 替代方案
 +
|-
 +
| filesystem || KLAYGE_TS_LIBRARY_FILESYSTEM_V2_SUPPORT || {{Yes}}11.0 || {{No}}No || {{No}}No || Boost.FileSystem
 +
|-
 +
| filesystem || KLAYGE_TS_LIBRARY_FILESYSTEM_V3_SUPPORT || {{Yes}}14.0 || {{No}}No || {{No}}No || Boost.FileSystem
 +
|-
 +
| optional || KLAYGE_TS_LIBRARY_OPTIONAL_SUPPORT || {{No}}No || {{Yes}}4.9 || {{No}}No || Boost.Optional
 +
|-
 +
| any || KLAYGE_TS_LIBRARY_ANY_SUPPORT || {{No}}No || {{Yes}}5.1 || {{No}}No || Boost.Any
 +
|}
  
 
== 相关内容 ==
 
== 相关内容 ==
[[不同的编译器对C++11的支持]]
+
[[多种编译器对C++11的支持]]
 +
 
 +
[[使用到的boost库]]
 +
 
 +
[[en: Used C++11 features]]

Latest revision as of 02:35, 2 January 2017

KlayGE 4.2开始,一些C++11特性被引入代码中,部分替代了原先使用boost实现的功能。根据编译器和版本的不同,KFL会定义一些宏,来判断一个功能是否可用。这些宏都定义在KFL/Config.hpp中。

标记为斜体的宏已经从代码中删除,因为所有支持的编译器都已经包含那些特性。

C++11核心语言功能

语言功能 MSVC GCC Clang 替代方案
Allowing move constructors to throw [noexcept] KLAYGE_CXX11_CORE_NOEXCEPT_SUPPORT 14.0 4.6 3.0 throw()
auto-typed variables, Multi-declarator auto, Declared type of an expression KLAYGE_CXX11_CORE_DECLTYPE_SUPPORT 10.0 4.3 2.9 Boost.Typeof
Extern templates KLAYGE_CXX11_CORE_EXTERN_TEMPLATES_SUPPORT 9.0 4.3 2.9
Explicit virtual overrides KLAYGE_CXX11_CORE_OVERRIDE_SUPPORT 11.0 4.7 3.0 #define
Generalized constant expressions KLAYGE_CXX11_CORE_CONSTEXPR_SUPPORT 14.0 4.6 3.1
Null pointer constant KLAYGE_CXX11_CORE_NULLPTR_SUPPORT 10.0 4.6 3.0 自己实现的nullptr
Range-based for KLAYGE_CXX11_CORE_FOREACH_SUPPORT 11.0 4.6 3.0 Boost.Foreach
Rvalue references KLAYGE_CXX11_CORE_RVALUE_REFERENCES_SUPPORT 10.0 4.3 2.9 Boost.Move
Static assertions KLAYGE_CXX11_CORE_STATIC_ASSERT_SUPPORT 10.0 4.3 2.9 Boost.StaticAssert
Strongly-typed enums KLAYGE_CXX11_CORE_STRONGLY_TYPED_ENUMS_SUPPORT 11.0 4.4 2.9 C++98 enum
Variadic templates KLAYGE_CXX11_CORE_VARIADIC_TEMPLATES 12.0 4.3 2.9

C++11核心语言功能:并行

C++11核心语言功能:C99

C++11库

名称 MSVC GCC Clang 替代方案
algorithm (只用了copy_if) KLAYGE_CXX11_LIBRARY_ALGORITHM_SUPPORT 11.0 4.3 3.0 自己实现的copy_if
array KLAYGE_CXX11_LIBRARY_ARRAY_SUPPORT 10.0 4.3 3.0 Boost.Array
atomic KLAYGE_CXX11_LIBRARY_ATOMIC_SUPPORT 11.0 4.4 3.0 Boost.Atomic
chrono KLAYGE_CXX11_LIBRARY_CHRONO_SUPPORT 11.0 4.4 (必须有_GLIBCXX_HAS_GTHREADS) 3.0 Boost.Chrono
cstdint KLAYGE_CXX11_LIBRARY_CSTDINT_SUPPORT 10.0 4.3 3.0 Boost.Integer
emplace KLAYGE_CXX11_LIBRARY_EMPLACE_SUPPORT 10.0 4.8 3.0
functional KLAYGE_CXX11_LIBRARY_FUNCTIONAL_SUPPORT 10.0 4.3 3.0 Boost.Functional
mem_fn KLAYGE_CXX11_LIBRARY_MEM_FN_SUPPORT 12.0 4.8 3.4 Boost.MemFn
random KLAYGE_CXX11_LIBRARY_RANDOM_SUPPORT 10.0 4.3 3.0 Boost.Random
regex KLAYGE_CXX11_LIBRARY_REGEX_SUPPORT 10.0 4.9 3.0 Boost.Regex
smart_ptr KLAYGE_CXX11_LIBRARY_SMART_PTR_SUPPORT 11.0 4.3 3.0 Boost.SmartPtr
system_error KLAYGE_CXX11_LIBRARY_SYSTEM_ERROR_SUPPORT 10.0 4.4 3.0 Boost.System
thread KLAYGE_CXX11_LIBRARY_THREAD_SUPPORT 11.0 4.4 (必须有_GLIBCXX_HAS_GTHREADS) 3.0 Boost.Thread
tuple KLAYGE_CXX11_LIBRARY_TUPLE_SUPPORT 10.0 4.3 3.0 Boost.Tuple
type_traits KLAYGE_CXX11_LIBRARY_TYPE_TRAITS_SUPPORT 10.0 4.3 3.0 Boost.TypeTraits
unordered KLAYGE_CXX11_LIBRARY_UNORDERED_SUPPORT 10.0 4.3 3.0 Boost.Unordered

TS

名称 MSVC GCC Clang 替代方案
filesystem KLAYGE_TS_LIBRARY_FILESYSTEM_V2_SUPPORT 11.0 No No Boost.FileSystem
filesystem KLAYGE_TS_LIBRARY_FILESYSTEM_V3_SUPPORT 14.0 No No Boost.FileSystem
optional KLAYGE_TS_LIBRARY_OPTIONAL_SUPPORT No 4.9 No Boost.Optional
any KLAYGE_TS_LIBRARY_ANY_SUPPORT No 5.1 No Boost.Any

相关内容

多种编译器对C++11的支持

使用到的boost库