1 /* { dg-options "-fno-short-enums" } */
2 /* { dg-additional-options "-Wno-return-type" } */
3 enum
4 {
5 _sch_isdigit = 0x0004,
6 _sch_ispunct = 0x0020,
7 _sch_isxdigit = 0x0100,
8 _sch_isidst = 0x0200,
9 _sch_isvsp = 0x0400,
10 _sch_isnvsp = 0x0800,
11 _sch_isalnum = _sch_isidst | _sch_isdigit,
12 _sch_iscppsp = _sch_isvsp | _sch_isnvsp,
13 };
14 extern const unsigned short _sch_istable[256];
15 typedef union tree_node *tree;
16 typedef const union tree_node *const_tree;
17 enum opt_code
18 {
19 OPT_Warray_bounds = 240,
20 OPT_Wformat_ = 245,
21 OPT_Wintf_annotation = 368,
22 OPT_std_gnu__14 = 1311,
23 };
24 enum tree_code
25 {
26 TREE_LIST,
27 CONST_DECL,
28 ADDR_EXPR,
29 MAX_TREE_CODES
30 };
31 enum tree_code_class
32 {
33 tcc_type,
34 };
35 enum tree_node_structure_enum
36 {
37 TS_TYPED,
38 TS_COMMON,
39 };
40 enum integer_type_kind
41 {
42 itk_char,
43 itk_none
44 };
45 struct tree_base
46 {
47 enum tree_code code:16;
48 };
49 struct tree_typed
50 {
51 tree type;
52 };
53 struct tree_common
54 {
55 tree chain;
56 };
57 struct tree_list
58 {
59 tree purpose;
60 };
61 struct tree_type_common
62 {
63 tree main_variant;
64 };
65 union tree_node
66 {
67 struct tree_base base;
68 struct tree_typed typed;
69 struct tree_common common;
70 struct tree_type_common type_common;
71 struct tree_list list;
72 };
73 extern unsigned char tree_contains_struct[MAX_TREE_CODES][64];
74 extern tree integer_types[itk_none];
75 extern void tree_contains_struct_check_failed (const_tree,
76 tree_node_structure_enum,
77 const char *, int,
78 const char *)
79 __attribute__ ((__noreturn__));
80 inline tree
tree_check(tree __t,const char * __f,int __l,const char * __g,tree_code __c)81 tree_check (tree __t, const char *__f, int __l, const char *__g,
82 tree_code __c)
83 {
84 }
85
86 inline const_tree
contains_struct_check(const_tree __t,const enum tree_node_structure_enum __s,const char * __f,int __l,const char * __g)87 contains_struct_check (const_tree __t,
88 const enum tree_node_structure_enum __s,
89 const char *__f, int __l, const char *__g)
90 {
91 if (tree_contains_struct[((enum tree_code) (__t)->base.code)][__s] != 1)
92 tree_contains_struct_check_failed (__t, __s, __f, __l, __g);
93 }
94
95 inline const_tree
tree_class_check(const_tree __t,const enum tree_code_class __class,const char * __f,int __l,const char * __g)96 tree_class_check (const_tree __t, const enum tree_code_class __class,
97 const char *__f, int __l, const char *__g)
98 {
99 }
100
101 static inline bool
is_attribute_p(const char * attr_name,const_tree ident)102 is_attribute_p (const char *attr_name, const_tree ident)
103 {
104 }
105
106 extern int integer_zerop (const_tree);
107 extern bool warning (int, const char *, ...)
108 __attribute__ ((__nonnull__ (2)));
109 extern void
110 check_function_arguments_recurse (void (*)(void *, tree, unsigned long long),
111 void *, tree, unsigned long long);
112 extern bool objc_string_ref_type_p (tree);
113 enum
114 {
115 FMT_FLAG_SCANF_A_KLUDGE = 2,
116 FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL = 256
117 };
118 typedef struct
119 {
120 }
121 format_flag_spec;
122 typedef struct
123 {
124 int flags;
125 tree *width_type;
126 }
127 format_kind_info;
128 typedef struct alloc_pool_list_def
129 {
130 }
131 *alloc_pool;
132 struct gcc_targetcm
133 {
134 bool (*string_object_ref_type_p) (const_tree stringref);
135 }
136 ;
137 extern struct gcc_targetcm targetcm;
138 enum format_type
139 {
140 gcc_objc_string_format_type,
141 };
142 typedef struct function_format_info
143 {
144 int format_type;
145 }
146 function_format_info;
147 static const format_kind_info format_types_orig[] = { };
148 struct format_check_context { };
149
150 static const format_kind_info *format_types = format_types_orig;
151 static void check_format_info (function_format_info *, tree);
152 void check_format_arg (void *, tree, unsigned long long);
153
154 void
check_function_format(tree attrs,int nargs,tree * argarray)155 check_function_format (tree attrs, int nargs, tree * argarray)
156 {
157 tree a;
158 for (a = attrs;
159 a;
160 ((contains_struct_check
161 ((a), (TS_COMMON), "../../git-master/gcc/c-family/c-format.c", 1002,
162 __FUNCTION__))->common.chain))
163 {
164 if (is_attribute_p
165 ("format",
166 ((tree_check
167 ((a), "../../git-master/gcc/c-family/c-format.c", 1004,
168 __FUNCTION__, (TREE_LIST)))->list.purpose)))
169 {
170 function_format_info info;
171 {
172 tree params = (tree) __null;
173 check_format_info (&info, params);
174 }
175 }
176 }
177 }
178
179 static bool
avoid_dollar_number(const char * format)180 avoid_dollar_number (const char *format)
181 {
182 while ((_sch_istable[(*format) & 0xff] & (unsigned short) (_sch_isdigit)))
183 format++;
184 if (*format == '$')
185 {
186 warning (OPT_Wformat_,
187 "$ operand number used after format without operand number");
188 }
189 }
190
191 static void
check_format_info(function_format_info * info,tree params)192 check_format_info (function_format_info * info, tree params)
193 {
194 format_check_context format_ctx;
195 unsigned long long arg_num;
196 tree format_tree;
197 check_function_arguments_recurse (check_format_arg, &format_ctx,
198 format_tree, arg_num);
199 const char *format_chars;
200 if (integer_zerop (format_tree))
201 {
202 {
203 ((contains_struct_check
204 ((params), (TS_COMMON),
205 "../../git-master/gcc/c-family/c-format.c", 1444,
206 __FUNCTION__))->common.chain);
207 }
208 return;
209 }
210 if (((enum tree_code) (format_tree)->base.code) != ADDR_EXPR)
211 {
212 return;
213 }
214 if (format_types[info->format_type].flags & (int)
215 FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL)
216 {
217 bool objc_str = (info->format_type == gcc_objc_string_format_type);
218 if (((enum tree_code) (format_tree)->base.code) != CONST_DECL
219 ||
220 !((objc_str
221 &&
222 objc_string_ref_type_p (((contains_struct_check
223 ((format_tree), (TS_TYPED),
224 "../../git-master/gcc/c-family/c-format.c",
225 1498, __FUNCTION__))->typed.type)))
226 ||
227 (*targetcm.string_object_ref_type_p) ((const_tree)
228 ((contains_struct_check
229 ((format_tree),
230 (TS_TYPED),
231 "../../git-master/gcc/c-family/c-format.c",
232 1500,
233 __FUNCTION__))->typed.
234 type))))
235 {
236 }
237 }
238 {
239 }
240 if (((tree_class_check
241 ((((contains_struct_check
242 ((((contains_struct_check
243 ((format_tree), (TS_TYPED),
244 "../../git-master/gcc/c-family/c-format.c", 1549,
245 __FUNCTION__))->typed.type)), (TS_TYPED),
246 "../../git-master/gcc/c-family/c-format.c", 1549,
247 __FUNCTION__))->typed.type)), (tcc_type),
248 "../../git-master/gcc/c-family/c-format.c", 1549,
249 __FUNCTION__))->type_common.main_variant) != integer_types[itk_char])
250 {
251 return;
252 }
253 {
254 }
255 const format_kind_info *fki = &format_types[info->format_type];
256 while (*format_chars != 0)
257 {
258 {
259 if (fki->width_type != __null && *format_chars == '*')
260 {
261 {
262 if (avoid_dollar_number (format_chars))
263 if (avoid_dollar_number (format_chars))
264 return;
265 }
266 }
267 }
268 }
269 }
270