This is the README from the source distribution of GNAT.

This distribution contains the sources for GNAT in the subdirectory src.
In src, the directions for building gnat is contained in the file
README.BUILD.

The main documentation for GNAT is the GNAT User's Guide and the GNAT
Reference Manual which are available as a separate documentation distribution
from the same sites that have the GNAT binaries and sources.  A few other
issues such as copyright issues and how to submit bugs are addressed
in gnatinfo.txt.  The debugging switches are described in the file debug.adb
(among the source files).

The examples directory contains simple examples.

