MODULE M3CBaseTypeSpec;
*************************************************************************
Copyright (C) Olivetti 1989
All Rights reserved
Use and copy of this software and preparation of derivative works based
upon this software are permitted to any person, provided this same
copyright notice and the following Olivetti warranty disclaimer are
included in any copy of the software or any modification thereof or
derivative work therefrom made by any person.
This software is made available AS IS and Olivetti disclaims all
warranties with respect to this software, whether expressed or implied
under any law, including all implied warranties of merchantibility and
fitness for any purpose. In no event shall Olivetti be liable for any
damages whatsoever resulting from loss of use, data or profits or
otherwise arising out of or in connection with the use or performance
of this software.
*************************************************************************
IMPORT M3AST, M3AST_AS, M3AST_SM;
IMPORT M3AST_AS_F, M3AST_SM_F;
IMPORT M3CTypesMisc;
PROCEDURE Set(an: M3AST.NODE) RAISES {}=
VAR
ts: M3AST_SM.TYPE_SPEC_UNSET;
BEGIN
TYPECASE an OF
| M3AST_AS.Subrange_type(subrangeType1) =>
ts := M3CTypesMisc.CheckedUnpack(
subrangeType1.as_range.as_exp1.sm_exp_type_spec);
TYPECASE ts OF
| M3AST_AS.Integer_type, M3AST_AS.Enumeration_type =>
(* trivial (includes NIL case) *)
| M3AST_AS.Subrange_type(subrangeType2) =>
IF subrangeType2.sm_base_type_spec = NIL THEN
Set(ts);
END; (* if *)
ts := subrangeType2.sm_base_type_spec;
ELSE
ts := NIL;
END;
subrangeType1.sm_base_type_spec := ts;
ELSE
END; (* typecase *)
END Set;
BEGIN
END M3CBaseTypeSpec.