scc

 1#include <assert.h>
 2#include <stdio.h>
 3#include <wchar.h>
 4
 5/*
 6output:
 7testing
 8done
 9end:
10*/
11
12int
13main()
14{
15	puts("testing");
16	assert(wcsspn(L"abccdef", L"cba") == 4);
17	assert(wcsspn(L"abcg", L"cba0") == 3);
18	assert(wcsspn(L"", L"abc") == 0);
19	assert(wcsspn(L"abc", L"") == 0);
20	assert(wcsspn(L"", L"") == 0);
21	assert(wcsspn(L"abc", L"def") == 0);
22	puts("done");
23
24	return 0;
25}