//使用举例
#pragma _warning(1234, "Need to do 3D collision testing")
//测试代码
int a, b= 1/a;
#pragma _warning(1234, "Need to do 3D collision testing")
编译输出内容
Dlg3Dlg.cpp
Generating Code...
E:\Temp\Dlg3\Dlg3Dlg.cpp(60) : warning C1234: Need to do 3D collision testing
E:\Temp\Dlg3\Dlg3Dlg.cpp(59) : warning C4700: local variable 'a' used without having been initialized
Linking...
Creating browse info file...
Dlg3.exe - 0 error(s), 2 warning(s)