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/* Test for -Wtraditional warnings on ISO C function definitions.
   Note, gcc should omit these warnings in system header files.
   Origin: Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6/30/2002.  */
/* { dg-do compile } */
/* { dg-options "-Wtraditional" } */
 
/* Test some simple cases.  */
 
void f_void1 (void)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
void f_void2 ()
{
  return;
}
 
void f_int1 (int f)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
void f_int2 (f)
     int f;
{
  return;
}
 
/* Test that we don't ever warn about nested functions.  */
 
void f_int3 (int f)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  void f3a (void) { return; }
  void f3b () { return; }
  void f3c (int f) { return; }
  void f3d (f) int f; { return; }
  void f3e (const char *f, ...) { return; }
  return;
}
 
void f_int4 (int f)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  void f4a (void) { return; }
  void f4b () { return; }
  void f4c (int f) { return; }
  void f4d (f) int f; { return; }
  void f4e (const char *f, ...) { return; }
  auto f4f (void) { return 0; }
  return;
}
 
void f_int5 (f)
     int f;
{
  void f5a (void) { return; }
  void f5b () { return; }
  void f5c (int f) { return; }
  void f5d (f) int f; { return; }
  void f5e (const char *f, ...) { return; }
  return;
}
 
void f_int6 (f)
     int f;
{
  void f6a (void) { return; }
  void f6b () { return; }
  void f6c (int f) { return; }
  void f6d (f) int f; { return; }
  void f6e (const char *f, ...) { return; }
  auto f6f (void) { return 0; }
  return;
}
 
/* Test that prototypes are silently accepted and function definitions
   are still warned about.  */
 
extern void f_int_p1 (int);
void f_int_p1 (int f)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
extern void f_int_p2 (int f);
void f_int_p2 (int f)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
extern void f_int_p3 (int);
void f_int_p3 (f)
     int f;
{
  return;
}
 
extern void f_int_p4 (int f);
void f_int_p4 (f)
     int f;
{
  return;
}
 
extern void f_void_p1 ();
void f_void_p1 (void)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
extern void f_void_p2 (void);
void f_void_p2 (void)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
extern void f_blank_p1 ();
void f_blank_p1 ()
{
  return;
}
 
extern void f_blank_p2 (void);
void f_blank_p2 ()
{
  return;
}
 
/* Test some implicit int functions.  */
 
f_impl1()
{
  return 0;
}
 
f_impl2(void)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return 0;
}
 
f_impl3(int f)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return 0;
}
 
/* Test stdarg functions.  */
 
f_stdarg1(const char *s, ...)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return 0;
}
 
void f_stdarg2(const char *s, ...)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
extern void f_stdarg3(const char *, ...);
void f_stdarg3(const char *s, ...)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
/* Test handling function pointer parameters.  */
 
void f_fnptr1 (int f, int (*fp)(int));
void f_fnptr1 (int f, int (*fp)(int))
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return;
}
 
void f_fnptr2 (int f, int (*fp)(int));
void f_fnptr2 (f, fp)
     int f;
     int (*fp)(int);
{
  return;
}
 
/* Test for main.  */
 
int
main (int argc, char **argv)
{ /* { dg-warning "traditional C rejects ISO C style" } */
  return 0;
}
 
# 182 "sys-header.h" 3
/* We are in system headers now, no -Wtraditional warnings should issue.  */
 
void fsys1 (void)
{
  return;
}
 
void fsys2 (int f)
{
  return;
}
 
void fsys3 (const char *f, ...)
{
  return;
}

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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [wtr-func-def-1.c] - Blame information for rev 455

Line No.	Rev	Author	Line
1	149	jeremybenn	`/* Test for -Wtraditional warnings on ISO C function definitions.`
2			`Note, gcc should omit these warnings in system header files.`
3			`Origin: Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6/30/2002. */`
4			`/* { dg-do compile } */`
5			`/* { dg-options "-Wtraditional" } */`
6
7			`/* Test some simple cases. */`
8
9			`void f_void1 (void)`
10			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
11			`return;`
12			`}`
13
14			`void f_void2 ()`
15			`{`
16			`return;`
17			`}`
18
19			`void f_int1 (int f)`
20			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
21			`return;`
22			`}`
23
24			`void f_int2 (f)`
25			`int f;`
26			`{`
27			`return;`
28			`}`
29
30			`/* Test that we don't ever warn about nested functions. */`
31
32			`void f_int3 (int f)`
33			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
34			`void f3a (void) { return; }`
35			`void f3b () { return; }`
36			`void f3c (int f) { return; }`
37			`void f3d (f) int f; { return; }`
38			`void f3e (const char *f, ...) { return; }`
39			`return;`
40			`}`
41
42			`void f_int4 (int f)`
43			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
44			`void f4a (void) { return; }`
45			`void f4b () { return; }`
46			`void f4c (int f) { return; }`
47			`void f4d (f) int f; { return; }`
48			`void f4e (const char *f, ...) { return; }`
49			`auto f4f (void) { return 0; }`
50			`return;`
51			`}`
52
53			`void f_int5 (f)`
54			`int f;`
55			`{`
56			`void f5a (void) { return; }`
57			`void f5b () { return; }`
58			`void f5c (int f) { return; }`
59			`void f5d (f) int f; { return; }`
60			`void f5e (const char *f, ...) { return; }`
61			`return;`
62			`}`
63
64			`void f_int6 (f)`
65			`int f;`
66			`{`
67			`void f6a (void) { return; }`
68			`void f6b () { return; }`
69			`void f6c (int f) { return; }`
70			`void f6d (f) int f; { return; }`
71			`void f6e (const char *f, ...) { return; }`
72			`auto f6f (void) { return 0; }`
73			`return;`
74			`}`
75
76			`/* Test that prototypes are silently accepted and function definitions`
77			`are still warned about. */`
78
79			`extern void f_int_p1 (int);`
80			`void f_int_p1 (int f)`
81			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
82			`return;`
83			`}`
84
85			`extern void f_int_p2 (int f);`
86			`void f_int_p2 (int f)`
87			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
88			`return;`
89			`}`
90
91			`extern void f_int_p3 (int);`
92			`void f_int_p3 (f)`
93			`int f;`
94			`{`
95			`return;`
96			`}`
97
98			`extern void f_int_p4 (int f);`
99			`void f_int_p4 (f)`
100			`int f;`
101			`{`
102			`return;`
103			`}`
104
105			`extern void f_void_p1 ();`
106			`void f_void_p1 (void)`
107			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
108			`return;`
109			`}`
110
111			`extern void f_void_p2 (void);`
112			`void f_void_p2 (void)`
113			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
114			`return;`
115			`}`
116
117			`extern void f_blank_p1 ();`
118			`void f_blank_p1 ()`
119			`{`
120			`return;`
121			`}`
122
123			`extern void f_blank_p2 (void);`
124			`void f_blank_p2 ()`
125			`{`
126			`return;`
127			`}`
128
129			`/* Test some implicit int functions. */`
130
131			`f_impl1()`
132			`{`
133			`return 0;`
134			`}`
135
136			`f_impl2(void)`
137			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
138			`return 0;`
139			`}`
140
141			`f_impl3(int f)`
142			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
143			`return 0;`
144			`}`
145
146			`/* Test stdarg functions. */`
147
148			`f_stdarg1(const char *s, ...)`
149			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
150			`return 0;`
151			`}`
152
153			`void f_stdarg2(const char *s, ...)`
154			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
155			`return;`
156			`}`
157
158			`extern void f_stdarg3(const char *, ...);`
159			`void f_stdarg3(const char *s, ...)`
160			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
161			`return;`
162			`}`
163
164			`/* Test handling function pointer parameters. */`
165
166			`void f_fnptr1 (int f, int (*fp)(int));`
167			`void f_fnptr1 (int f, int (*fp)(int))`
168			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
169			`return;`
170			`}`
171
172			`void f_fnptr2 (int f, int (*fp)(int));`
173			`void f_fnptr2 (f, fp)`
174			`int f;`
175			`int (*fp)(int);`
176			`{`
177			`return;`
178			`}`
179
180			`/* Test for main. */`
181
182			`int`
183			`main (int argc, char **argv)`
184			`{ /* { dg-warning "traditional C rejects ISO C style" } */`
185			`return 0;`
186			`}`
187
188			`# 182 "sys-header.h" 3`
189			`/* We are in system headers now, no -Wtraditional warnings should issue. */`
190
191			`void fsys1 (void)`
192			`{`
193			`return;`
194			`}`
195
196			`void fsys2 (int f)`
197			`{`
198			`return;`
199			`}`
200
201			`void fsys3 (const char *f, ...)`
202			`{`
203			`return;`
204			`}`