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// Uses various wchar_t * functions that have hand written SSE and/or AVX2
// assembly implementations in glibc.
// wcslen, wcscpy, wcscmp, wcsncmp, wcsrchr, wcschr.
#include <stdio.h>
#include <stdlib.h>
#include <wchar.h>
int main(int argc, char **argv)
{
wchar_t a[] = L"The spazzy orange tiger jumped over the tawny jaguar.";
wchar_t *b, *c;
wchar_t *d, *e;
size_t l = wcslen (a);
fprintf (stderr, "wcslen: %zd\n", l); // wcslen: 53
b = (wchar_t *) malloc((l + 1) * sizeof (wchar_t));
c = wcscpy (b, a);
fprintf (stderr, "wcscmp equal: %d\n", wcscmp (a, b)); // wcscmp equal: 0
fprintf (stderr,
"wcsncmp equal: %d\n", wcsncmp (a, b, l)); // wcsncmp equal: 0
d = wcsrchr (a, L'd');
e = wcschr (a, L'd');
fprintf (stderr, "wcsrchr == wcschr: %d\n", d == e); // wcsrchr == wcschr: 1
free (c); // b == c
return 0;
}
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