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35 include(CheckCXXSourceCompiles)
36 MACRO(GMX_TEST_CXX11 VARIABLE FLAG)
37 if(WIN32 AND NOT MINGW)
38 set(CXX11_FLAG "/Qstd=c++0x")
40 set(CXX11_FLAG "-std=gnu++0x") #required for strdup
42 set(CXX11_FLAG "-std=c++0x")
44 CHECK_CXX_COMPILER_FLAG("${CXX11_FLAG}" CXXFLAG_STD_CXX0X)
45 if(NOT CXXFLAG_STD_CXX0X)
48 set(CMAKE_REQUIRED_FLAGS "${CXX11_FLAG}")
49 check_cxx_source_compiles(
53 class a { explicit operator bool() {return true;} };
55 typedef std::unique_ptr<int> intPointer;
56 intPointer p(new int(10));
57 std::map<int, std::unique_ptr<int>> m;
58 m.insert(std::make_pair(5, std::move(p)));
60 set(CMAKE_REQUIRED_FLAGS "")
62 set(${FLAG} ${CXX11_FLAG})