- backport from 11.5.0-2: libstdc++: Workaround kernel-headers on s390x-linux (RHEL-50054)
- backport from 11.5.0-2: fix wrong code with memcpy from _Complex (PR tree-optimization/116034)
- backport from 11.5.0-1: update from releases/gcc-11 branch (RHEL-35635)
- GCC 11.5 release
- backport from 11.5.0-1: fix FLUSH IOSTAT value (PR libfortran/101255, RHEL-32536)
- backport from 11.5.0-1: fix conditions for using memcmp in std::lexicographical_compare_three_way (PR libstdc++/113960)
- backport from 11.4.1-3: update from releases/gcc-11-branch (RHEL-17638)
- backport from 11.4.1-3: use -fno-stack-protector in some aarch64 tests