Bug #32307 mysqltest - does not detect illegal if syntax

mysql-test/t/execution_constants.test

@@ -41,12 +41,19 @@ while ($i)
   error 0,1436 //
   eval $query_head 0 $query_tail//
 
-  if ($mysql_errno != 1436)
+  if ($mysql_errno)
   {
     # We reached the place where we reported an error about the stack limit,
     # and we successfully returned the error.  That means that at the stack
     # limit, we still have enough space reserved to report an error.
     let $i = 1//
+
+    # Check that mysql_errno is 1436
+    if (`select $mysql_errno != 1436`)
+    {
+      die Wrong error triggered, expected 1436 but got $mysql_errno//
+    }
+
   }
 
   # Multiplying by three stack frames should be fine enough resolution.

mysql-test/t/mysqltest.test

@@ -2131,5 +2131,25 @@ rmdir $MYSQLTEST_VARDIR/tmp/testdir;
 --replace_result c:\\a.txt z
 SELECT 'c:\\a.txt' AS col;
 
+#
+# Bug #32307  	mysqltest - does not detect illegal if syntax
+#
+
+let $test= 1;
+if ($test){
+  echo hej;
+}
+
+--write_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql
+if ($mysql_errno != 1436)
+{
+ echo ^ Should not be allowed!
+}
+EOF
+--error 1
+--exec $MYSQL_TEST < $MYSQLTEST_VARDIR/tmp/mysqltest.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
+
+
 --echo End of tests
 

mysql-test/t/ps.test

@@ -1665,7 +1665,7 @@ DROP PROCEDURE IF EXISTS p1;
 let $iterations= 100;
 --disable_query_log
 --disable_result_log
-while ($iterations > 0)
+while ($iterations)
 {
   --error ER_PARSE_ERROR
   PREPARE stmt FROM "CREATE PROCEDURE p1()";