RE: [BUG] Git 2.43.0-rc0 - t4216 unpack(Q) invalid type

>On Fri, Nov 03, 2023 at 12:07:17PM -0400, rsbecker@nexbridge.com wrote:
>
>> What I get from Perl is
>> $ perl -e '
>> >     my $bytes = "\1\2\3\4\5\6\7\8";
>> >     my $q = eval { unpack("Q>", $bytes) };
>> >     print "Q = ", defined($q) ? $q : "($@)", "\n";
>> >     my ($n1, $n2) = unpack("NN", $bytes);
>> >     print "n1 = $n1\n";
>> >     print "n2 = $n2\n";
>> >     print "computed quad = ", ($n1 << 32) | $n2, "\n";  '
>> Q = (Invalid type 'Q' in unpack at -e line 3.
>> )
>> n1 = 16909060
>> n2 = 84281144
>> computed quad = 84281144
>
>OK, that matches what I expected. Hopefully the patch I just sent (our mails just
>crossed) will fix it for you.
>
>> Because perl itself is 32-bit, not 64-bit on this platform. So even
>> moving git to 64-bit will not correct the issue.
>
>Yep, exactly.