This file summarizes the changes in ASIS-for-GNAT implementation which are
important from the ASIS application developer viewpoint. It cannot be used
instead of the regular ASIS documentation, so refer to the ASIS-for-GNAT
Users' Guide or Reference Manual for more details.

This file describes changes in ASIS-for-GNAT in chronological order. Changes
which are 6 months (???) old are removed from this file to keep the size of
the file under a reasonable limit. New changes are prepended to the file.

3.12w (20.05.99)
================

- Tree extensions is changed from .at[b|s] to .adt;

- Generic expansions are fully implemented;

- -SN Context association parameter is added;

- Asis.Compilation_Units.Compilation_Command_Line_Options is implemented;

- a number of new queries is added to Asis.Extensions;

29.07.99
========
- Data Decomposition Annex is implemented;

- Asis.Expressions.Is_Referenced is partially implemented (the case when
  Implicitly => True is not implemented);