This software contains multiple components, licensed as follows:
- gnat-runtime: GNU General Public License version 3 with runtime exceptions (GPLv3) or later
- llvm-runtime: Apache License v2.0 with LLVM Exceptions
- gcc: GNU General Public License version 3 (GPLv3)
- llvm: Apache License v2.0 with LLVM Exceptions
- gnat-llvm: GNU General Public License version 3 (GPLv3) or later
- code sourced from asn1scc Ada RTL: GNU General Public License version 2 (GPLv2) or later
All glue code connecting the aforementioned components is licensed under GNU General Public License version 3 (GPLv3).