Merge kaamos.(none):/data/src/opt/bug34889/my50

into  kaamos.(none):/data/src/opt/bug34889/my51


sql/sql_insert.cc:
  Null merge.
tests/mysql_client_test.c:
  Manual merge.

tests/mysql_client_test.c

@@ -15550,6 +15550,22 @@ static void test_mysql_insert_id()
   myquery(rc);
   res= mysql_insert_id(mysql);
   DIE_UNLESS(res == 0);
+
+  /*
+    Test for bug #34889: mysql_client_test::test_mysql_insert_id test fails
+    sporadically
+  */
+  rc= mysql_query(mysql, "create table t2 (f1 int not null primary key auto_increment, f2 varchar(255))");
+  myquery(rc);
+  rc= mysql_query(mysql, "insert into t2 values (null,'b')");
+  myquery(rc);
+  rc= mysql_query(mysql, "insert into t1 select 5,'c'");
+  myquery(rc);
+  res= mysql_insert_id(mysql);
+  DIE_UNLESS(res == 0);
+  rc= mysql_query(mysql, "drop table t2");
+  myquery(rc);
+  
   rc= mysql_query(mysql, "insert into t1 select null,'d'");
   myquery(rc);
   res= mysql_insert_id(mysql);