Kai Ruottu <kai.ruottu <at> wippies.com> writes: > I think that the 32-bit Linux distros don't support > "native" compiling to 64-bit at all because one > cannot run the 64-bit binaries on 32-bit hosts. They actually do. I have Linux Mint 17 i386 (Ubuntu 14.04) on other machine and all I needed to do is to install GCC 4.9.2 + multilib packages. Now I can successfully build 64-bit binaries by using `-m64' switch. I cannot run them on the machine, of course, but building is OK. Alex