* parse.y (maybe_yank_clinit): Don't crash if bbody is NULL.
[official-gcc.git] / gcc / c-dump.c
blob6e0d5024644926fcdf5eb2b0710e136a1b75e962
1 /* Tree-dumping functionality for C-family languages.
2 Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc.
3 Written by Mark Mitchell <mark@codesourcery.com>
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
10 version.
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING. If not, write to the Free
19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
20 02111-1307, USA. */
22 #include "config.h"
23 #include "system.h"
24 #include "coretypes.h"
25 #include "tm.h"
26 #include "tree.h"
27 #include "c-tree.h"
28 #include "tree-dump.h"
30 /* Dump information common to statements from STMT. */
32 void
33 dump_stmt (dump_info_p di, tree t)
35 if (EXPR_HAS_LOCATION (t))
36 dump_int (di, "line", EXPR_LINENO (t));
39 /* Dump any C-specific tree codes and attributes of common codes. */
41 bool
42 c_dump_tree (void *dump_info, tree t)
44 enum tree_code code;
45 dump_info_p di = (dump_info_p) dump_info;
47 /* Figure out what kind of node this is. */
48 code = TREE_CODE (t);
50 switch (code)
52 case FIELD_DECL:
53 if (DECL_C_BIT_FIELD (t))
54 dump_string (di, "bitfield");
55 break;
57 case BREAK_STMT:
58 case CONTINUE_STMT:
59 dump_stmt (di, t);
60 break;
62 case DO_STMT:
63 dump_stmt (di, t);
64 dump_child ("body", DO_BODY (t));
65 dump_child ("cond", DO_COND (t));
66 break;
68 case EXPR_STMT:
69 dump_stmt (di, t);
70 dump_child ("expr", EXPR_STMT_EXPR (t));
71 break;
73 case FOR_STMT:
74 dump_stmt (di, t);
75 dump_child ("init", FOR_INIT_STMT (t));
76 dump_child ("cond", FOR_COND (t));
77 dump_child ("expr", FOR_EXPR (t));
78 dump_child ("body", FOR_BODY (t));
79 break;
81 case SWITCH_STMT:
82 dump_stmt (di, t);
83 dump_child ("cond", SWITCH_STMT_COND (t));
84 dump_child ("body", SWITCH_STMT_BODY (t));
85 break;
87 case WHILE_STMT:
88 dump_stmt (di, t);
89 dump_child ("cond", WHILE_COND (t));
90 dump_child ("body", WHILE_BODY (t));
91 break;
93 case STMT_EXPR:
94 dump_child ("stmt", STMT_EXPR_STMT (t));
95 break;
97 default:
98 break;
101 return false;