GNU

The GNU compiler is a compiler system produced by the GNU Project supporting various programming languages, you can read more about it at the GNU project web page.

The GNU module on the HPC

By default when users log into the HPC the Intel compiler is loaded. You can switch compilers to use the GNU compiler with the following command:

$ module switch intel gnu

There are several different versions of the GNU compiler available on ARC3 and ARC4 outlined below:

System

Version

Command

ARC4

GNU 8.3.0

module switch intel gnu/8.3.0

ARC4

GNU 6.3.0

module switch gnu/6.3.0

ARC4

GNU 4.8.5

module switch intel gnu/native

ARC3

GNU 7.2.0

module switch intel gnu/7.2.0

ARC3

GNU 6.3.0

module switch gnu/6.3.0

ARC3

GNU 4.8.5

module switch intel gnu/native