1、头文件没加 2、调用函数者的头文件在XXX头文件的下方
1、头文件没加 2、调用函数者的头文件在XXX头文件的下方
1、头文件没加 2、调用函数者的头文件在XXX头文件的下方
Qterror---XXXhasnotbeendeclared Qterror---XXXhasnotbeendeclared 1、头⽂件没加 2、调⽤函数者的头⽂件在XXX头⽂件的下⽅
/home/ros/RobCode/mobot/src/mobot/src/send_client.cpp:38:13: error: ‘rclcpp::executor’ has not been declared 38| rclcpp::executor::FutureReturnCode::SUCCESS) | ^~~~ make[2]: *** [CMakeFiles/send_client.dir/build.make:63:CMakeFiles/send_client.dir/src/send_client.cpp.o] 错误1...
你没有拉入"stdio.h" 或拉入头文件的顺序不正确。或你用的是unicode 版本。如果你用的是VS8以后的版本的话，选中memcpy,按下F12会出现memcpy所在的库文件这样你就知道拉入什么头文件了
/home/ros/RobCode/mobot/src/mobot/src/send_client.cpp:38:13: error: ‘rclcpp::executor’ has not been declared38|rclcpp::executor::FutureReturnCode::SUCCESS)|^~~~ make[2]: ***[CMakeFiles/send_client.dir/build.make:63:CMakeFiles/send_client.dir/src/send_client.cpp.o]错误1make[1]...
error: "Node" has not been declared Nov 24, 2015 at 12:02pm osur(18) Good evening, I've been trying to write a linked list code for a while today, where I have two structs, one calling another. I also have a function, but attempting to pass the struct as an argument for the ...
cmath:1136:11: error: '::hypot' has not been declared 问题描述 出现情景:Win10 + Clion + Python2.7 具体描述:我在Win系统下Clion编译软件中实现C++与Python的混编(其实是C++调用Python模块)时,当配置好CMakeLists.txt文件中的include_directories(C:/Python27/include)和target_link_libraries(Claypot C:/...
. ^~~~;mingw-w64/x86_64-6.2.0-posix-seh-rt_v5-rev1/mingw64/lib/gcc/x86_64-w64-mingw32/6.2.0/include/c++/cmath:1133:11: error: '::hypot' has not been declaredxt\mod.cpp:1:++/math.h:36:0, Member lamblin commented Oct 5, 2016 Can you try with the mingw available throug...