Cray CDT/18.12 installed as module cdt/18.12
Cray CDT/18.11 remains available
Arm Compiler version 19 installed as module PrgEnv-allinea
Arm Compiler version 18.4.2 is also available
GCC 8.2.0 installed as module gcc/8.2.0
GCC 7.3.0 & GCC 6.1.0 are also available.
All of the new modules have been set as the default versions, which means they will be loaded if you omit the version number from the module name.