Re: diffutils-3.7.41-7475 exercises undefined behaviour

[Jim Meyering]

On Thu, Jul 29, 2021 at 7:18 AM Bruno Haible <bruno@clisp.org> wrote:
> Hi Jim,
>
> > I've reverted my own change and applied/pushed yours
> > with only a trivial comment change.
>
> In the current state, I again get errors from valgrind during 'make check':
>
>    Conditional jump or move depends on uninitialised value(s)
>       at 0x402101: block_compare (cmp.c:624)
>       by 0x402101: cmp (cmp.c:467)
>       by 0x402101: main (cmp.c:361)
>
> You really need *both* my change (for the first sentinel byte) and
> your change (for the remaining bytes in the sentinel word).

Thanks. I've reapplied it.