parsers.c: parse_manifest: fixing refcount of flags
When flags was DECREF'ed, scope was referencing to the outer variable,
outside of the block.
It was in fact always NULL: the real Python object was never decref'ed.
#!/bin/sh
"$TESTDIR/hghave" gpg || exit 80
cat <<EOF >> $HGRCPATH
[extensions]
gpg=
[gpg]
cmd=gpg --no-permission-warning --no-secmem-warning --homedir $TESTDIR/gpg
EOF
hg init r
cd r
echo foo > foo
hg ci -Amfoo
echo '% no signatures'
hg sigs
echo '% hg sign 0'
hg sign 0
echo '% hg sigs'
hg sigs
echo '% hg sigcheck 0'
hg sigcheck 0