1 #include <stdio.h>
2 #include <string.h>
3 
4 char out[100];
5 
6 typedef struct { double d; int i[3]; } B;
7 typedef struct { char c[33],c1; } X;
8 
9 char c1 = 'a';
10 char c2 = 127;
11 char c3 = (char)128;
12 char c4 = (char)255;
13 char c5 = -1;
14 
15 double d1 = 0.1;
16 double d2 = 0.2;
17 double d3 = 0.3;
18 double d4 = 0.4;
19 double d5 = 0.5;
20 double d6 = 0.6;
21 double d7 = 0.7;
22 double d8 = 0.8;
23 double d9 = 0.9;
24 
25 B B1 = {0.1,{1,2,3}};
26 B B2 = {0.2,{5,4,3}};
27 X X1 = {"abcdefghijklmnopqrstuvwxyzABCDEF", 'G'};
28 X X2 = {"123",'9'};
29 X X3 = {"return-return-return",'R'};
30 
31 X f (B a, char b, double c, B d)
32 {
33   static X xr = {"return val", 'R'};
34   X r;
35   r = xr;
36   r.c1 = b;
37   sprintf (out, "X f(B,char,double,B):({%g,{%d,%d,%d}},'%c',%g,{%g,{%d,%d,%d}})",
38 	   a.d, a.i[0], a.i[1], a.i[2], b, c, d.d, d.i[0], d.i[1], d.i[2]);
39   return r;
40 }
41 
42 X (*fp) (B, char, double, B) = &f;
43 
44 main ()
45 {
46   X Xr;
47   char tmp[100];
48 
49   Xr = f (B1, c2, d3, B2);
50   strcpy (tmp, out);
51   Xr.c[0] = Xr.c1 = '\0';
52   Xr = (*fp) (B1, c2, d3, B2);
53   if (strcmp (tmp, out))
54     abort ();
55 
56   exit (0);
57 }
58