Difference between revisions of "Used C++11 features"

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Starting from [[KlayGE]] 4.2, some C++11 features are introduced. Including:
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Starting from [[KlayGE]] 4.2, some C++11 features are introduced to replace some [[Used boost libraries|features from Boost]]. [[KFL]] defines some macros based on compiler names and versions, to ensure which features are useable. Those macros are defined in KFL/Config.hpp.
  
 
== C++11 Core Language Features ==
 
== C++11 Core Language Features ==
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* Static assertions
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* auto-typed variables
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{| class="wikitable"
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* Declared type of an expression
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|-
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* Null pointer constant
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! Language Feature !! Macro !! MSVC !! GCC !! Alternative
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* Strongly-typed enums
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|-
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* Range-based for
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| Static assertions || KLAYGE_CXX11_CORE_STATIC_ASSERT_SUPPORT || '''10.0''' || '''4.3''' || Boost.StaticAssert
 +
|-
 +
| Declared type of an expression || KLAYGE_CXX11_CORE_DECLTYPE_SUPPORT || '''10.0''' || '''4.3''' || Boost.Typeof
 +
|-
 +
| Rvalue references || KLAYGE_CXX11_CORE_RVALUE_REFERENCES_SUPPORT || '''11.0''' || '''4.3''' || Boost.Move
 +
|-
 +
| Extern templates || KLAYGE_CXX11_CORE_EXTERN_TEMPLATES_SUPPORT || '''9.0''' || '''4.3''' ||
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|-
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| Variadic templates || KLAYGE_CXX11_CORE_VARIADIC_TEMPLATES || '''12.0''' || '''4.3''' ||
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|-
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| Strongly-typed enums || KLAYGE_CXX11_CORE_STRONGLY_TYPED_ENUMS_SUPPORT || '''11.0''' || '''4.4''' || C++98 enum
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|-
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| Null pointer constant || KLAYGE_CXX11_CORE_NULLPTR_SUPPORT || '''10.0''' || '''4.6''' || Self-implemented null_ptr
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|-
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| Range-based for || KLAYGE_CXX11_CORE_FOREACH_SUPPORT || '''11.0''' || '''4.6''' || Boost.Foreach
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|-
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| Allowing move constructors to throw [noexcept] || KLAYGE_CXX11_CORE_NOEXCEPT_SUPPORT || No || '''4.6''' ||
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|-
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| Generalized constant expressions || KLAYGE_CXX11_CORE_CONSTEXPR_SUPPORT || No || '''4.6''' ||
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|-
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| Explicit virtual overrides || KLAYGE_CXX11_CORE_OVERRIDE_SUPPORT || '''11.0''' || '''4.7''' || #define
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|}
  
 
== C++11 Core Language Features: Concurrency ==
 
== C++11 Core Language Features: Concurrency ==
  
 
== C++11 Core Language Features: C99 ==
 
== C++11 Core Language Features: C99 ==
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* long long
 
  
 
== C++11 Libraries ==
 
== C++11 Libraries ==
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* Array
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−
* Chrono
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{| class="wikitable"
−
* Functional
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|-
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* Integer
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! Name !! Macro !! MSVC !! GCC !! Alternative
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* Random
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|-
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* Regex
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| algorithm（only copy_if） || KLAYGE_CXX11_LIBRARY_ALGORITHM_SUPPORT || '''11.0''' || '''4.3''' || Self-implemented copy_if
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* System
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|-
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* Thread
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| array || KLAYGE_CXX11_LIBRARY_ARRAY_SUPPORT || '''10.0''' || '''4.3''' || Boost.Array
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* Tuple
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|-
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* Type Traits
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| cstdint || KLAYGE_CXX11_LIBRARY_CSTDINT_SUPPORT || '''10.0''' || '''4.3''' || Boost.Integer
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* Unordered
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|-
 +
| functional || KLAYGE_CXX11_LIBRARY_FUNCTIONAL_SUPPORT || '''10.0''' || '''4.3''' || Boost.Functional
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|-
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| mem_fn || KLAYGE_CXX11_LIBRARY_MEM_FN_SUPPORT || '''12.0''' || No || Boost.MemFn
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|-
 +
| random || KLAYGE_CXX11_LIBRARY_RANDOM_SUPPORT || '''10.0''' || '''4.3''' || Boost.Random
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|-
 +
| regex || KLAYGE_CXX11_LIBRARY_REGEX_SUPPORT || '''10.0''' || '''4.3''' || Boost.Regex
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|-
 +
| smart_ptr || KLAYGE_CXX11_LIBRARY_SMART_PTR_SUPPORT || '''11.0''' || '''4.3''' || Boost.SmartPtr
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|-
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| tuple || KLAYGE_CXX11_LIBRARY_TUPLE_SUPPORT || '''10.0''' || '''4.3''' || Boost.Tuple
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|-
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| type_traits || KLAYGE_CXX11_LIBRARY_TYPE_TRAITS_SUPPORT || '''10.0''' || '''4.3''' || Boost.TypeTraits
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|-
 +
| unordered || KLAYGE_CXX11_LIBRARY_UNORDERED_SUPPORT || '''10.0''' || '''4.3''' || Boost.Unordered
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|-
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| atomic || KLAYGE_CXX11_LIBRARY_ATOMIC_SUPPORT || '''11.0''' || '''4.4''' || Boost.Atomic
 +
|-
 +
| system || KLAYGE_CXX11_LIBRARY_SYSTEM_ERROR_SUPPORT || '''10.0''' || '''4.4''' || Boost.System
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|-
 +
| chrono || KLAYGE_CXX11_LIBRARY_CHRONO_SUPPORT || '''11.0''' || '''4.4'''（Must have _GLIBCXX_HAS_GTHREADS） || Boost.Chrono
 +
|-
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| thread || KLAYGE_CXX11_LIBRARY_THREAD_SUPPORT || '''11.0''' || '''4.4'''（Must have _GLIBCXX_HAS_GTHREADS） || Boost.Thread
 +
|}
 +
 
 +
== TR2 ==
 +
{| class="wikitable"
 +
|-
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! Name !! Macro !! MSVC !! GCC !! Alternative
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|-
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| filesystem || KLAYGE_TR2_LIBRARY_FILESYSTEM_V2_SUPPORT || '''11.0''' || No || Boost.FileSystem
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|}
  
 
== See Also ==
 
== See Also ==

Revision as of 03:11, 24 April 2014

Starting from KlayGE 4.2, some C++11 features are introduced to replace some features from Boost. KFL defines some macros based on compiler names and versions, to ensure which features are useable. Those macros are defined in KFL/Config.hpp.

C++11 Core Language Features

Language Feature Macro MSVC GCC Alternative
Static assertions KLAYGE_CXX11_CORE_STATIC_ASSERT_SUPPORT 10.0 4.3 Boost.StaticAssert
Declared type of an expression KLAYGE_CXX11_CORE_DECLTYPE_SUPPORT 10.0 4.3 Boost.Typeof
Rvalue references KLAYGE_CXX11_CORE_RVALUE_REFERENCES_SUPPORT 11.0 4.3 Boost.Move
Extern templates KLAYGE_CXX11_CORE_EXTERN_TEMPLATES_SUPPORT 9.0 4.3
Variadic templates KLAYGE_CXX11_CORE_VARIADIC_TEMPLATES 12.0 4.3
Strongly-typed enums KLAYGE_CXX11_CORE_STRONGLY_TYPED_ENUMS_SUPPORT 11.0 4.4 C++98 enum
Null pointer constant KLAYGE_CXX11_CORE_NULLPTR_SUPPORT 10.0 4.6 Self-implemented null_ptr
Range-based for KLAYGE_CXX11_CORE_FOREACH_SUPPORT 11.0 4.6 Boost.Foreach
Allowing move constructors to throw [noexcept] KLAYGE_CXX11_CORE_NOEXCEPT_SUPPORT No 4.6
Generalized constant expressions KLAYGE_CXX11_CORE_CONSTEXPR_SUPPORT No 4.6
Explicit virtual overrides KLAYGE_CXX11_CORE_OVERRIDE_SUPPORT 11.0 4.7 #define

C++11 Core Language Features: Concurrency

C++11 Core Language Features: C99

C++11 Libraries

Name Macro MSVC GCC Alternative
algorithm（only copy_if） KLAYGE_CXX11_LIBRARY_ALGORITHM_SUPPORT 11.0 4.3 Self-implemented copy_if
array KLAYGE_CXX11_LIBRARY_ARRAY_SUPPORT 10.0 4.3 Boost.Array
cstdint KLAYGE_CXX11_LIBRARY_CSTDINT_SUPPORT 10.0 4.3 Boost.Integer
functional KLAYGE_CXX11_LIBRARY_FUNCTIONAL_SUPPORT 10.0 4.3 Boost.Functional
mem_fn KLAYGE_CXX11_LIBRARY_MEM_FN_SUPPORT 12.0 No Boost.MemFn
random KLAYGE_CXX11_LIBRARY_RANDOM_SUPPORT 10.0 4.3 Boost.Random
regex KLAYGE_CXX11_LIBRARY_REGEX_SUPPORT 10.0 4.3 Boost.Regex
smart_ptr KLAYGE_CXX11_LIBRARY_SMART_PTR_SUPPORT 11.0 4.3 Boost.SmartPtr
tuple KLAYGE_CXX11_LIBRARY_TUPLE_SUPPORT 10.0 4.3 Boost.Tuple
type_traits KLAYGE_CXX11_LIBRARY_TYPE_TRAITS_SUPPORT 10.0 4.3 Boost.TypeTraits
unordered KLAYGE_CXX11_LIBRARY_UNORDERED_SUPPORT 10.0 4.3 Boost.Unordered
atomic KLAYGE_CXX11_LIBRARY_ATOMIC_SUPPORT 11.0 4.4 Boost.Atomic
system KLAYGE_CXX11_LIBRARY_SYSTEM_ERROR_SUPPORT 10.0 4.4 Boost.System
chrono KLAYGE_CXX11_LIBRARY_CHRONO_SUPPORT 11.0 4.4（Must have _GLIBCXX_HAS_GTHREADS） Boost.Chrono
thread KLAYGE_CXX11_LIBRARY_THREAD_SUPPORT 11.0 4.4（Must have _GLIBCXX_HAS_GTHREADS） Boost.Thread

TR2

Name Macro MSVC GCC Alternative
filesystem KLAYGE_TR2_LIBRARY_FILESYSTEM_V2_SUPPORT 11.0 No Boost.FileSystem

See Also

C++11 support in compilers

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