Use
Linux: module load gcc/11.2.1
Documentation
11.2 Developer Toolset Users guide
11.2 Developer Toolset Release notes
Other software versions
Along with gcc 11.2.1, several other packages comes in new versions:
Valgrind version 3.17.0
elfutils version 0.185
binutils version 2.36
dwz version 0.14
gdb version 10.2
ldb version 0.7.81
strace version 5.13
memstomp version 0.1.5
OProfile version 1.4.0
SystemTap version 4.5
Dyninst version 11.0.0
make version 4.3
annobin version 9.82