Merge with 4.0.18

BitKeeper/etc/ignore:
  auto-union
BitKeeper/etc/logging_ok:
  auto-union
mysql-test/r/ctype_tis620.result-old:
  Merge rename: mysql-test/r/ctype_tis620.result -> mysql-test/r/ctype_tis620.result-old
BUILD/compile-pentium-max:
  Auto merged
BitKeeper/etc/config:
  Auto merged
Build-tools/Bootstrap:
  Auto merged
Build-tools/Do-compile:
  Auto merged
configure.in:
  Auto merged
mysql-test/t/ctype_tis620.test-old:
  Merge rename: mysql-test/t/ctype_tis620.test -> mysql-test/t/ctype_tis620.test-old
Docs/Makefile.am:
  Auto merged
client/mysqldump.c:
  Auto merged
client/mysqltest.c:
  Auto merged
include/my_global.h:
  Auto merged
include/my_pthread.h:
  Auto merged
include/my_sys.h:
  Auto merged
include/myisam.h:
  Auto merged
innobase/btr/btr0cur.c:
  Auto merged
innobase/ibuf/ibuf0ibuf.c:
  Auto merged
innobase/include/dict0dict.h:
  Auto merged
innobase/include/srv0srv.h:
  Auto merged
innobase/include/ut0mem.h:
  Auto merged
innobase/log/log0log.c:
  Auto merged
innobase/row/row0ins.c:
  Auto merged
innobase/row/row0sel.c:
  Auto merged
innobase/srv/srv0start.c:
  Auto merged
innobase/ut/ut0mem.c:
  Auto merged
myisam/mi_check.c:
  Auto merged
myisam/mi_dynrec.c:
  Auto merged
myisam/mi_key.c:
  Auto merged
myisam/myisam_ftdump.c:
  Auto merged
myisam/myisamdef.h:
  Auto merged
mysql-test/mysql-test-run.sh:
  Auto merged
mysql-test/r/alter_table.result:
  Auto merged
mysql-test/r/bdb.result:
  Auto merged
mysql-test/r/bigint.result:
  Auto merged
mysql-test/r/fulltext.result:
  Auto merged

1 files changed, 17 insertions, 1 deletions

diff --git a/mysql-test/t/range.test b/mysql-test/t/range.test
index f01d8d4eacf..642dac471da 100644
--- a/mysql-test/t/range.test
+++ b/mysql-test/t/range.test
@@ -229,7 +229,7 @@ SELECT * FROM t1 WHERE a IN(1,2) AND b=5;
 DROP TABLE t1;
 
 #
-# Test error with 
+# Test problem with range optimzer and sub ranges
 #
 
 CREATE TABLE t1 (a int, b int, c int, INDEX (c,a,b));
@@ -240,6 +240,22 @@ SELECT COUNT(*) FROM t1 WHERE (c=0 and a=1) or (c=0 and b=1);
 SELECT COUNT(*) FROM t1 WHERE (c=0 and b=1) or (c=0 and a=1);
 DROP TABLE t1;
 
+#
+# Test problem with range optimization over overlapping ranges (#2448)
+#
+
+CREATE TABLE t1 ( a int not null, b int not null, INDEX ab(a,b) );
+INSERT INTO t1 VALUES (47,1), (70,1), (15,1), (15, 4);
+SELECT * FROM t1
+WHERE
+(
+    ( b =1 AND a BETWEEN 14 AND 21 ) OR
+    ( b =2 AND a BETWEEN 16 AND 18 ) OR
+    ( b =3 AND a BETWEEN 15 AND 19 ) OR
+    (a BETWEEN 19 AND 47)
+);
+DROP TABLE t1;
+
 # test for a bug with in() and unique key
 
 create  table t1 (id int(10) primary key);