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From:Gunnar von Boehn Date:January 16 2006 2:46pm
Subject:bk commit into 4.1 tree (gvb:1.2484) BUG#15828
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Below is the list of changes that have just been committed into a local
4.1 repository of gvb. When gvb does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
For information on how to access the public repository
see http://dev.mysql.com/doc/mysql/en/installing-source-tree.html

ChangeSet
  1.2484 06/01/16 15:46:37 gvb@phoenix.(none) +3 -0
  date_formats.test:
    fix for bug #15828 after review
    doing val_str now before testing of null value secures the function for null values returned by dynamic functions - the fix before was incomplete andy covered constant null values

  sql/item_timefunc.cc
    1.97 06/01/16 15:44:53 gvb@phoenix.(none) +1 -1

  mysql-test/r/date_formats.result
    1.18 06/01/16 15:44:52 gvb@phoenix.(none) +3 -0

  mysql-test/t/date_formats.test
    1.15 06/01/16 15:39:11 gvb@phoenix.(none) +1 -1
    fix for bug #15828 after review
    doing val_str now before testing of null value secures the function for null values returned by dynamic functions - the fix before was incomplete andy covered constant null values

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	gvb
# Host:	phoenix.(none)
# Root:	/data/mysql-4.1-BK

--- 1.96/sql/item_timefunc.cc	2006-01-14 16:06:22 +01:00
+++ 1.97/sql/item_timefunc.cc	2006-01-16 15:44:53 +01:00
@@ -2750,9 +2750,9 @@
   cached_field_type= MYSQL_TYPE_STRING;
   max_length= MAX_DATETIME_FULL_WIDTH*MY_CHARSET_BIN_MB_MAXLEN;
   cached_timestamp_type= MYSQL_TIMESTAMP_NONE;
+  format= args[1]->val_str(&format_str);
   if (!args[1]->null_value && (const_item= args[1]->const_item()))
   {
-    format= args[1]->val_str(&format_str);
     cached_format_type= get_date_time_result_type(format->ptr(),
                                                   format->length());
     switch (cached_format_type) {

--- 1.17/mysql-test/r/date_formats.result	2006-01-13 14:40:46 +01:00
+++ 1.18/mysql-test/r/date_formats.result	2006-01-16 15:44:52 +01:00
@@ -470,3 +470,6 @@
 select str_to_date( NULL, 1 );
 str_to_date( NULL, 1 )
 NULL
+select str_to_date( 1, IF(1=1,NULL,NULL) );
+str_to_date( 1, IF(1=1,NULL,NULL) )
+NULL

--- 1.14/mysql-test/t/date_formats.test	2006-01-13 14:39:39 +01:00
+++ 1.15/mysql-test/t/date_formats.test	2006-01-16 15:39:11 +01:00
@@ -274,5 +274,5 @@
 #
 select str_to_date( 1, NULL );
 select str_to_date( NULL, 1 );
-
+select str_to_date( 1, IF(1=1,NULL,NULL) );
 # End of 4.1 tests
Thread
bk commit into 4.1 tree (gvb:1.2484) BUG#15828Gunnar von Boehn16 Jan