Re^2: substr outside of string?

[ikegami]

PP(pp_repeat)
{
    ...
    IV count;                                               <----
    ...

    if (SvIOKp(sv)) {
        if (SvUOK(sv)) {
            const UV uv = SvUV_nomg(sv);
            if (uv > IV_MAX)
                count = IV_MAX; /* The best we can do? */   <---- WTF
            else
                count = uv;
        } else {
            const IV iv = SvIV_nomg(sv);
            if (iv < 0)
                count = 0;
            else
                count = iv;
        }
    }
    else if (SvNOKp(sv)) {
        const NV nv = SvNV_nomg(sv);
        if (nv < 0.0)
            count = 0;
        else
            count = (IV)nv;
    }
    else
        count = SvIV_nomg(sv);

    ...
}