Fixed BUG#6900: Stored procedure inner handler ignored

  and BUG#9074: STORED PROC: The scope of every handler declared is not properly applied


mysql-test/r/sp.result:
  New test cases for BUG#6900 and BUG#9074 (duplicates).
mysql-test/t/sp.test:
  New test cases for BUG#6900 and BUG#9074 (duplicates).
sql/sp_rcontext.cc:
  Corrected logic for finding condition handlers - pick the innermost one.

mysql-test/r/sp.result

@@ -2779,4 +2779,69 @@ a
 3.2000
 drop procedure bug8937|
 delete from t1|
+drop procedure if exists bug6900|
+drop procedure if exists bug9074|
+drop procedure if exists bug6900_9074|
+drop table if exists t3|
+create table t3 (w char unique, x char)|
+insert into t3 values ('a', 'b')|
+create procedure bug6900()
+begin
+declare exit handler for sqlexception select '1';
+begin
+declare exit handler for sqlexception select '2';
+insert into t3 values ('x', 'y', 'z');
+end;
+end|
+create procedure bug9074()
+begin
+declare x1, x2, x3, x4, x5, x6 int default 0;
+begin    
+declare continue handler for sqlstate '23000' set x5 = 1;      
+insert into t3 values ('a', 'b');      
+set x6 = 1;      
+end;
+begin1_label:
+begin
+declare continue handler for sqlstate '23000' set x1 = 1;      
+insert into t3 values ('a', 'b');      
+set x2 = 1;      
+begin2_label:
+begin  
+declare exit handler for sqlstate '23000' set x3 = 1;         
+set x4= 1;         
+insert into t3 values ('a','b');
+set x4= 0;
+end begin2_label;
+end begin1_label;
+select x1, x2, x3, x4, x5, x6;
+end|
+create procedure bug6900_9074(z int)
+begin
+declare exit handler for sqlstate '23000' select '23000';
+begin
+declare exit handler for sqlexception select 'sqlexception';
+if z = 1 then
+insert into t3 values ('a', 'b');
+else
+insert into t3 values ('x', 'y', 'z');
+end if;
+end;
+end|
+call bug6900()|
+2
+2
+call bug9074()|
+x1	x2	x3	x4	x5	x6
+1	1	1	1	1	1
+call bug6900_9074(0)|
+sqlexception
+sqlexception
+call bug6900_9074(1)|
+23000
+23000
+drop procedure bug6900|
+drop procedure bug9074|
+drop procedure bug6900_9074|
+drop table t3|
 drop table t1,t2;

mysql-test/t/sp.test

@@ -3398,6 +3398,89 @@ drop procedure bug8937|
 delete from t1|
 
 
+#
+# BUG#6900: Stored procedure inner handler ignored
+# BUG#9074: STORED PROC: The scope of every handler declared is not
+#                        properly applied
+#
+--disable_warnings
+drop procedure if exists bug6900|
+drop procedure if exists bug9074|
+drop procedure if exists bug6900_9074|
+drop table if exists t3|
+--enable_warnings
+
+create table t3 (w char unique, x char)|
+insert into t3 values ('a', 'b')|
+
+create procedure bug6900()
+begin
+  declare exit handler for sqlexception select '1';
+
+  begin
+    declare exit handler for sqlexception select '2';
+
+    insert into t3 values ('x', 'y', 'z');
+  end;
+end|
+
+create procedure bug9074()
+begin
+  declare x1, x2, x3, x4, x5, x6 int default 0;
+
+  begin    
+    declare continue handler for sqlstate '23000' set x5 = 1;      
+
+    insert into t3 values ('a', 'b');      
+    set x6 = 1;      
+  end;
+
+ begin1_label:
+  begin
+    declare continue handler for sqlstate '23000' set x1 = 1;      
+
+    insert into t3 values ('a', 'b');      
+    set x2 = 1;      
+				
+   begin2_label:
+    begin  
+      declare exit handler for sqlstate '23000' set x3 = 1;         
+
+      set x4= 1;         
+      insert into t3 values ('a','b');
+      set x4= 0;
+    end begin2_label;
+  end begin1_label;
+
+  select x1, x2, x3, x4, x5, x6;
+end|
+
+create procedure bug6900_9074(z int)
+begin
+  declare exit handler for sqlstate '23000' select '23000';
+
+  begin
+    declare exit handler for sqlexception select 'sqlexception';
+
+    if z = 1 then
+      insert into t3 values ('a', 'b');
+    else
+      insert into t3 values ('x', 'y', 'z');
+    end if;
+  end;
+end|
+
+call bug6900()|
+call bug9074()|
+call bug6900_9074(0)|
+call bug6900_9074(1)|
+
+drop procedure bug6900|
+drop procedure bug9074|
+drop procedure bug6900_9074|
+drop table t3|
+
+
 #
 # BUG#NNNN: New bug synopsis
 #

sql/sp_rcontext.cc

@@ -80,24 +80,24 @@ sp_rcontext::find_handler(uint sql_errno,
       break;
     case sp_cond_type_t::state:
       if (strcmp(sqlstate, cond->sqlstate) == 0 &&
-	  (found < 0 || m_handler[found].cond->type > sp_cond_type_t::number))
+	  (found < 0 || m_handler[found].cond->type > sp_cond_type_t::state))
 	found= i;
       break;
     case sp_cond_type_t::warning:
       if ((sqlstate[0] == '0' && sqlstate[1] == '1' ||
 	   level == MYSQL_ERROR::WARN_LEVEL_WARN) &&
-	  (found < 0 || m_handler[found].cond->type > sp_cond_type_t::state))
+	  found < 0)
 	found= i;
       break;
     case sp_cond_type_t::notfound:
       if (sqlstate[0] == '0' && sqlstate[1] == '2' &&
-	  (found < 0 || m_handler[found].cond->type > sp_cond_type_t::state))
+	  found < 0)
 	found= i;
       break;
     case sp_cond_type_t::exception:
       if ((sqlstate[0] != '0' || sqlstate[1] > '2') &&
 	  level == MYSQL_ERROR::WARN_LEVEL_ERROR &&
-	  (found < 0 || m_handler[found].cond->type > sp_cond_type_t::state))
+	  found < 0)
 	found= i;
       break;
     }