Ao habilitar o C ++ 11 com stdlibc ++ 4.7, clang error out, enquanto o gcc compila
Eu tenho tentado obter C + + 11 para trabalhar, depois de navegar em sites diferentes e Q / A, eu ainda estou tendo problemas com. Eu quero usar clang com libstdc ++. É indicado no status clang que é suportado com patch -http://clang.llvm.org/libstdc++4.7-clang11.patch. Eu baixei o gcc4.7 do macports e fiz alterações correspondentes nos cabeçalhos do gcc4.7
A razão pela qual eu não uso libc ++ é porque as compatibilidades ABI entre libc ++ e libstdc ++, indicadas por este encadeamento:Por que não pode clang com libc ++ no link c ++ modo 0x este exemplo boost :: program_options?
OK, depois que tudo estiver pronto, eu testei minha configuração com o seguinte código:
#include <mutex>
#include <thread>
int main ( ) {
std::mutex myMutext;
return 0;
}
Espero que incluir deve funcionar em c ++ 11.
Então, aqui está como eu compilo com: com o GCC
g++ -std=c++11 -I/opt/local/include/gcc47/c++ -L/opt/local/lib/gcc47 main.cpp -o main
Compile com sucesso
com o Clang
clang++ -std=c++11 -I/opt/local/include/gcc47/c++ -L/opt/local/lib/gcc47 main.cpp -o main
Estou recebendo este erro:
@work:boostTest$ clang++ -std=c++11 -I/opt/local/include/gcc47/c++ -L/opt/local/lib/gcc47 main.cpp -o main
In file included from main.cpp:1:
In file included from /opt/local/include/gcc47/c++/mutex:38:
In file included from /opt/local/include/gcc47/c++/tuple:37:
In file included from /opt/local/include/gcc47/c++/utility:70:
/opt/local/include/gcc47/c++/bits/stl_relops.h:72:3: error: unknown type name '_GLIBCXX_BEGIN_NAMESPACE_VERSION'
_GLIBCXX_BEGIN_NAMESPACE_VERSION
^
/opt/local/include/gcc47/c++/bits/stl_relops.h:86:5: error: expected unqualified-id
template <class _Tp>
^
In file included from main.cpp:1:
In file included from /opt/local/include/gcc47/c++/mutex:38:
In file included from /opt/local/include/gcc47/c++/tuple:37:
In file included from /opt/local/include/gcc47/c++/utility:71:
In file included from /opt/local/include/gcc47/c++/bits/stl_pair.h:61:
/opt/local/include/gcc47/c++/bits/move.h:38:1: error: unknown type name '_GLIBCXX_BEGIN_NAMESPACE_VERSION'
_GLIBCXX_BEGIN_NAMESPACE_VERSION
^
/opt/local/include/gcc47/c++/bits/move.h:45:3: error: expected unqualified-id
template<typename _Tp>
^
In file included from main.cpp:1:
In file included from /opt/local/include/gcc47/c++/mutex:38:
In file included from /opt/local/include/gcc47/c++/tuple:37:
In file included from /opt/local/include/gcc47/c++/utility:71:
In file included from /opt/local/include/gcc47/c++/bits/stl_pair.h:61:
In file included from /opt/local/include/gcc47/c++/bits/move.h:57:
/opt/local/include/gcc47/c++/type_traits:41:1: error: unknown type name '_GLIBCXX_BEGIN_NAMESPACE_VERSION'
_GLIBCXX_BEGIN_NAMESPACE_VERSION
^
/opt/local/include/gcc47/c++/type_traits:55:3: error: expected unqualified-id
template<typename _Tp, _Tp __v>
^
/opt/local/include/gcc47/c++/type_traits:65:11: error: unknown type name 'integral_constant'
typedef integral_constant<bool, true> true_type;
^
/opt/local/include/gcc47/c++/type_traits:65:28: error: expected unqualified-id
typedef integral_constant<bool, true> true_type;
^
/opt/local/include/gcc47/c++/type_traits:68:11: error: unknown type name 'integral_constant'
typedef integral_constant<bool, false> false_type;
^
/opt/local/include/gcc47/c++/type_traits:68:28: error: expected unqualified-id
typedef integral_constant<bool, false> false_type;
^
/opt/local/include/gcc47/c++/type_traits:71:36: error: expected ';' after top level declarator
constexpr _Tp integral_constant<_Tp, __v>::value;
^
/opt/local/include/gcc47/c++/type_traits:83:14: error: expected class name
: public false_type
^
/opt/local/include/gcc47/c++/type_traits:106:14: error: expected class name
: public true_type
^
/opt/local/include/gcc47/c++/type_traits:126:14: error: unknown template name 'integral_constant'
: public integral_constant<bool, !_Pp::value>
^
/opt/local/include/gcc47/c++/type_traits:126:38: error: expected class name
: public integral_constant<bool, !_Pp::value>
^
/opt/local/include/gcc47/c++/type_traits:142:14: error: expected class name
: public false_type { };
^
/opt/local/include/gcc47/c++/type_traits:146:14: error: expected class name
: public true_type { };
^
/opt/local/include/gcc47/c++/type_traits:151:14: error: unknown template name 'integral_constant'
: public integral_constant<bool, (__is_void_helper<typename
^
/opt/local/include/gcc47/c++/type_traits:151:38: error: expected class name
: public integral_constant<bool, (__is_void_helper<typename
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
Eu estou usando a versão do clang:
Apple clang version 4.0 (tags/Apple/clang-418.2.41) (based on LLVM 3.1svn)
Target: x86_64-apple-darwin11.3.0
Thread model: posix
Estou fazendo algo errado? ou isso é um problema de clang com o mais recente gcc 4.7 libstc ++?