1 files changed, 17 insertions, 0 deletions
diff --git a/mysql-test/t/group_by.test b/mysql-test/t/group_by.test
index 85147e28cf9..30f5657ffdf 100644
--- a/mysql-test/t/group_by.test
+++ b/mysql-test/t/group_by.test
@@ -1336,3 +1336,20 @@ SELECT f1,MIN(f2),MAX(f2) FROM t1 GROUP BY 1;
 
 DROP TABLE t1;
 --echo #End of test#49771
+--echo #
+--echo # lp:872702: Crash in add_ref_to_table_cond() when grouping by a PK
+--echo #
+CREATE TABLE t1 (a int, PRIMARY KEY (a)) ;
+INSERT INTO t1 VALUES (14),(15),(16),(17),(18),(19),(20);
+
+CREATE TABLE t2 (a int) ;
+
+SELECT a
+FROM t1
+WHERE a = (
+        SELECT t2.a
+        FROM t2
+) OR t1.a = 73
+GROUP BY 1;
+DROP TABLE t1, t2;
+