摘要： GCC (on Linux) and some other compilers, e.g Sun Studio. Set CFLAGS and CXXFLAGS to include -m32 (32-bit build) or -m64 (64-bit build).Windows, Visual Studio generator .Use 64 bit generator ,e.gcmake -G "Visual Studio 10 Win64" path\to\source\dirto compile 64-bit (x64). Omit "Win64&qu 阅读全文