设置.编译器,里面有c++11勾选就支持了
if(COMPILER_SUPPORTS_CXX11) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11") elseif(COMPILER_SUPPORTS_CXX0X) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x") else() message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ co...
add_definitions("-std=gnu++0x") else () message(FATAL_ERROR "C++11 needed. Therefore a gcc compiler with a version higher than 4.3 is needed.") endif() else(CMAKE_COMPILER_IS_GNUCXX) add_definitions("-std=c++0x") endif(CMAKE_COMPILER_IS_GNUCXX)...
因为最好在 CMake 运行期间通知用户代码将无法编译,因为编译器不支持 C++11。目前我设置了 C++11 标志。但是,如果编译器不支持它,则用户会在 CMake 运行期间收到编译错误而不是错误。
下载解压后,进入cmake源代码目录 ./configure 报错: Cannot find a C++ compiler that supports both C++11 and the specified C++ flags. Please specify one using environment variable CXX 解决: yum install gcc gcc-c++ 使用make或gmake编译安装之后, ...
从cmake 3.8版本开始，cmake可识别的编译特性增加了代表C++标准的特性名:cxx_std_98,cxx_std_11,cx...
message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.") endif() add_executable(hello_cpp11 main.cpp) 二, 使用CMAKE_CXX_STANDARD变量 cmake 3.1版本后才有的特性 cmake_minimum_required(VERSION 3.1) ...
在Ubuntu16.04上编译opencv时,我面临cmake命令的问题。当我执行cmake命令时,就会得到错误。CMake错误在CMakeLists.txt:11 (消息):致命:源代码中的构建是不允许的.您应该为构建文件创建一个单独的目录。我在一个名为OpenCV3.3.1的文件夹中提取了opencv源文件,然后我遵循
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11") elseif(COMPILER_SUPPORTS_CXX0X) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x") else() message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.") endif()...
http://stackoverflow.com/questions/10984442/how-to-detect-c11-support-of-a-compiler-with-cmake/20165220#20165220 有用1 回复 zonxin 12.1k2632 发布于 2015-11-09 C++ 版本是什么,不一定支持这两个选项。 c++11,c++0xThe 2011 ISO C++ standard plus amendments. Support for C++11 is still experiment...