On Tue, 26 Jan 2016 06:50:15 -0500 Alexander Walters <tritium-list at sdamon.com> wrote: > Isnt the entire point of using centos 5 to use an ancient toolchain? No, the point is to link against an ancient glibc. The toolchain can be modern (and actually has to if you want to compile e.g. C++11 code). Regards Antoine.