--- mysql-5.1/mysql-test/t/func_math.test	2007-05-08 12:26:06.000000000 +0200
+++ mysql-5.1-truncate/mysql-test/t/func_math.test	2007-05-08 16:08:07.000000000 +0200
@@ -10,8 +10,8 @@
 explain extended select floor(5.5),floor(-5.5);
 select ceiling(5.5),ceiling(-5.5);
 explain extended select ceiling(5.5),ceiling(-5.5);
-select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
-explain extended select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
+select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1),truncate(52.64),truncate(-52.64);
+explain extended select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1),truncate(52.64),truncate(-52.64);
 select round(5.5),round(-5.5);
 explain extended select round(5.5),round(-5.5);
 select round(5.64,1),round(5.64,2),round(5.64,-1),round(5.64,-2);
diff -x .bzr -urN mysql-5.1/mysql-test/r/func_math.result mysql-5.1-truncate/mysql-test/r/func_math.result
--- mysql-5.1/mysql-test/r/func_math.result	2007-05-08 12:26:03.000000000 +0200
+++ mysql-5.1-truncate/mysql-test/r/func_math.result	2007-05-08 16:08:36.000000000 +0200
@@ -15,14 +15,14 @@
 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
 Warnings:
 Note	1003	select ceiling(5.5) AS `ceiling(5.5)`,ceiling(-(5.5)) AS `ceiling(-5.5)`
-select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
-truncate(52.64,1)	truncate(52.64,2)	truncate(52.64,-1)	truncate(52.64,-2)	truncate(-52.64,1)	truncate(-52.64,-1)
-52.6	52.64	50	0	-52.6	-50
-explain extended select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
+select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1),truncate(52.64),truncate(-52.64);
+truncate(52.64,1)	truncate(52.64,2)	truncate(52.64,-1)	truncate(52.64,-2)	truncate(-52.64,1)	truncate(-52.64,-1)	truncate(52.64)	truncate(-52.64)
+52.6	52.64	50	0	-52.6	-50	52	-52
+explain extended select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1),truncate(52.64),truncate(-52.64);
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
 Warnings:
-Note	1003	select truncate(52.64,1) AS `truncate(52.64,1)`,truncate(52.64,2) AS `truncate(52.64,2)`,truncate(52.64,-(1)) AS `truncate(52.64,-1)`,truncate(52.64,-(2)) AS `truncate(52.64,-2)`,truncate(-(52.64),1) AS `truncate(-52.64,1)`,truncate(-(52.64),-(1)) AS `truncate(-52.64,-1)`
+Note	1003	select truncate(52.64,1) AS `truncate(52.64,1)`,truncate(52.64,2) AS `truncate(52.64,2)`,truncate(52.64,-(1)) AS `truncate(52.64,-1)`,truncate(52.64,-(2)) AS `truncate(52.64,-2)`,truncate(-(52.64),1) AS `truncate(-52.64,1)`,truncate(-(52.64),-(1)) AS `truncate(-52.64,-1)`,truncate(52.64,0) AS `truncate(52.64)`,truncate(-(52.64),0) AS `truncate(-52.64)`
 select round(5.5),round(-5.5);
 round(5.5)	round(-5.5)
 6	-6