math: use 0x1p-120f and 0x1p120f for tiny and huge values

[musl] / src / string / wcslen.c

#include <wchar.h>

size_t wcslen(const wchar_t *s)
{
        const wchar_t *a;
        for (a=s; *s; s++);
        return s-a;
}