Fix bugs in comparison functions for multirange_bsearch_match()

Alexander Korotkov <akorotkov@postgresql.org>

Commit: a5b81b6f0006ea0b502780ce7f73d295a225842c
Author: Alexander Korotkov <akorotkov@postgresql.org>
Date: 2020-12-29T20:35:26Z
Releases: 14.0
Fix bugs in comparison functions for multirange_bsearch_match()

Two functions multirange_range_overlaps_bsearch_comparison() and
multirange_range_contains_bsearch_comparison() contain bugs of returning -1
instead of 1.  This commit fixes these bugs and adds corresponding regression
tests.

Files