1 /* { dg-do run } */
2 /* { dg-options "-O2 -ftree-loop-distribute-patterns" } */
3
4 static void
5 __attribute__((noipa, noinline))
foo(char ** values,int ndim,char * needquotes,int * dims)6 foo (char **values, int ndim, char *needquotes, int *dims)
7 {
8 int i;
9 int j = 0;
10 int k = 0;
11 char *retval = (char *)__builtin_malloc(1000);
12 char *p = retval;
13 char *tmp;
14
15 int indx[111];
16
17 #define APPENDSTR(str) (__builtin_strcpy(p, (str)), p += __builtin_strlen(p))
18 #define APPENDCHAR(ch) (*p++ = (ch), *p = '\0')
19
20 APPENDCHAR('{');
21 for (i = 0; i < ndim; i++)
22 indx[i] = 0;
23 do
24 {
25 for (i = j; i < ndim - 1; i++)
26 APPENDCHAR('{');
27
28 APPENDSTR(values[k]);
29 k++;
30
31 for (i = ndim - 1; i >= 0; i--)
32 {
33 indx[i] = (indx[i] + 1) % dims[i];
34 if (indx[i])
35 {
36 APPENDCHAR(',');
37 break;
38 }
39 else
40 APPENDCHAR('}');
41 }
42 j = i;
43 } while (j != -1);
44
45 if (__builtin_strcmp (retval, "{{{0,1},{2,3}}}") != 0)
46 __builtin_abort ();
47 }
48
main()49 int main()
50 {
51 char* array[4] = {"0", "1", "2", "3"};
52 char f[] = {0, 0, 0, 0, 0, 0, 0, 0};
53 int dims[] = {1, 2, 2};
54 foo (array, 3, f, dims);
55
56 return 0;
57 }
58