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-rw-r--r--mysql-test/lib/mtr_cases.pm6
1 files changed, 4 insertions, 2 deletions
diff --git a/mysql-test/lib/mtr_cases.pm b/mysql-test/lib/mtr_cases.pm
index dd003dea31d..adc911ba937 100644
--- a/mysql-test/lib/mtr_cases.pm
+++ b/mysql-test/lib/mtr_cases.pm
@@ -626,8 +626,10 @@ sub make_combinations($$@)
{
# Skip all other combinations if the values they change
# are already fixed in master_opt or slave_opt
- if (My::Options::is_set($test->{master_opt}, $comb->{comb_opt}) &&
- My::Options::is_set($test->{slave_opt}, $comb->{comb_opt}) ){
+ # (empty combinations are not considered a subset of anything)
+ if (@{$comb->{comb_opt}} &&
+ My::Options::is_subset($test->{master_opt}, $comb->{comb_opt}) &&
+ My::Options::is_subset($test->{slave_opt}, $comb->{comb_opt}) ){
$test_combs->{$comb->{name}} = 2;