gcc-12.2.0

Update gcc 12.2.0

gdb-12.1.0-2-ubuntu-22.04

gcc-12.1.0-2

Add --enable-libstdcxx-backtrace to gcc-12

gcc-12.1-ubuntu-20.04-1

gcc-12.1.0-1

Add gcc-12 build

gdb-12.1-ubuntu-22.04

Add GDB 12.1 build

gcc-11.2.0-1

Update to gcc 11.2

gcc-11.1.0-2

Support ubuntu18.04

gcc-11.1.0-1

Fix gdb pretty-printer issue