Is there a risk associated with the bitarithm_lsb function

[muaxiaohei]

Description

In my testing, v might be 0 which will cause a mcu stall.

    unsigned r = 0;
    printf("v: %d\n", v);
    while ((v & 0x01) == 0) {
        v >>= 1;
        r++;
    }

    return r;

Steps to reproduce the issue

Expected results

Actual results

Versions

[muaxiaohei]

I will add details later.

[kaspar030]

Yes, as documented.