1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
11 -- Copyright (C) 1992-1999, Free Software Foundation, Inc. --
13 -- GNAT is free software; you can redistribute it and/or modify it under --
14 -- terms of the GNU General Public License as published by the Free Soft- --
15 -- ware Foundation; either version 2, or (at your option) any later ver- --
16 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
17 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
18 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
19 -- for more details. You should have received a copy of the GNU General --
20 -- Public License distributed with GNAT; see file COPYING. If not, write --
21 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
22 -- MA 02111-1307, USA. --
24 -- GNAT was originally developed by the GNAT team at New York University. --
25 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
27 ------------------------------------------------------------------------------
29 with Atree; use Atree;
31 with Restrict; use Restrict;
32 with Sem_Ch8; use Sem_Ch8;
33 with Sinfo; use Sinfo;
34 with Stand; use Stand;
36 package body Sem_Ch2 is
38 -------------------------------
39 -- Analyze_Character_Literal --
40 -------------------------------
42 procedure Analyze_Character_Literal (N : Node_Id) is
45 -- The type is eventually inherited from the context. If expansion
46 -- has already established the proper type, do not modify it.
48 if No (Etype (N)) then
49 Set_Etype (N, Any_Character);
52 Set_Is_Static_Expression (N);
54 if Comes_From_Source (N)
55 and then not In_Character_Range (Char_Literal_Value (N))
57 Check_Restriction (No_Wide_Characters, N);
59 end Analyze_Character_Literal;
61 ------------------------
62 -- Analyze_Identifier --
63 ------------------------
65 procedure Analyze_Identifier (N : Node_Id) is
68 end Analyze_Identifier;
70 -----------------------------
71 -- Analyze_Integer_Literal --
72 -----------------------------
74 procedure Analyze_Integer_Literal (N : Node_Id) is
76 Set_Etype (N, Universal_Integer);
77 Set_Is_Static_Expression (N);
78 end Analyze_Integer_Literal;
80 --------------------------
81 -- Analyze_Real_Literal --
82 --------------------------
84 procedure Analyze_Real_Literal (N : Node_Id) is
86 Set_Etype (N, Universal_Real);
87 Set_Is_Static_Expression (N);
88 end Analyze_Real_Literal;
90 ----------------------------
91 -- Analyze_String_Literal --
92 ----------------------------
94 procedure Analyze_String_Literal (N : Node_Id) is
97 -- The type is eventually inherited from the context. If expansion
98 -- has already established the proper type, do not modify it.
100 if No (Etype (N)) then
101 Set_Etype (N, Any_String);
104 -- String literals are static in Ada 95. Note that if the subtype
105 -- turns out to be non-static, then the Is_Static_Expression flag
106 -- will be reset in Eval_String_Literal.
109 Set_Is_Static_Expression (N);
112 if Comes_From_Source (N) and then Has_Wide_Character (N) then
113 Check_Restriction (No_Wide_Characters, N);
115 end Analyze_String_Literal;