When compiling in 64 bits mode, the "long" type is 64 bits on gcc and 32 bits on msvc. That's not true for MinGW, and for good reasons (deviating from the ABI

When compiling in 64 bits mode, the "long" type is 64 bits on gcc and 32 bits on msvc. That's not true for MinGW, and for good reasons (deviating from the ABI followed by the OS and all libraries would be stupid).