diff --git a/configure.in b/configure.in
index 8d1fcf70461..21bf9559245 100644
--- a/configure.in
+++ b/configure.in
@@ -214,7 +214,7 @@ AC_PROG_INSTALL
 test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'
 
 # Not critical since the generated file is distributed
-AC_PROG_YACC
+AC_CHECK_PROGS(YACC, ['bison -y -p MYSQL'])
 AC_CHECK_PROG(PDFMANUAL, pdftex, manual.pdf)
 AC_CHECK_PROG(DVIS,      tex,    manual.dvi)
 
diff --git a/mysql-test/r/view.result b/mysql-test/r/view.result
index e3d683a58dc..c02e4e1f7c8 100644
--- a/mysql-test/r/view.result
+++ b/mysql-test/r/view.result
@@ -2539,3 +2539,17 @@ drop view v1;
 //
 View	Create View
 v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache `test`.`t1`.`id` AS `id` from `t1`
+create table t1(f1 int, f2 int);
+create view v1 as select ta.f1 as a, tb.f1 as b from t1 ta, t1 tb where ta.f1=tb
+.f1 and ta.f2=tb.f2;
+insert into t1 values(1,1),(2,2);
+create view v2 as select * from v1 where a > 1 with check option;
+select * from v2;
+a	b
+2	2
+update v2 set b=3 where a=2;
+select * from v2;
+a	b
+3	3
+drop view v2, v1;
+drop table t1;
diff --git a/mysql-test/t/view.test b/mysql-test/t/view.test
index 294a254390f..eb7940158ff 100644
--- a/mysql-test/t/view.test
+++ b/mysql-test/t/view.test
@@ -2390,3 +2390,17 @@ show create view v1;
 drop view v1;
 //
 delimiter ;//
+
+#
+# Bug#17726 Not checked empty list caused endless loop
+#
+create table t1(f1 int, f2 int);
+create view v1 as select ta.f1 as a, tb.f1 as b from t1 ta, t1 tb where ta.f1=tb
+.f1 and ta.f2=tb.f2;
+insert into t1 values(1,1),(2,2);
+create view v2 as select * from v1 where a > 1 with check option;
+select * from v2;
+update v2 set b=3 where a=2;
+select * from v2;
+drop view v2, v1;
+drop table t1;
diff --git a/sql/item_cmpfunc.cc b/sql/item_cmpfunc.cc
index 6b8a5c2fdf4..6c19c96f77c 100644
--- a/sql/item_cmpfunc.cc
+++ b/sql/item_cmpfunc.cc
@@ -2547,7 +2547,8 @@ Item_cond::fix_fields(THD *thd, Item **ref)
   {
     table_map tmp_table_map;
     while (item->type() == Item::COND_ITEM &&
-	   ((Item_cond*) item)->functype() == functype())
+	   ((Item_cond*) item)->functype() == functype() &&
+           !((Item_cond*) item)->list.is_empty())
     {						// Identical function
       li.replace(((Item_cond*) item)->list);
       ((Item_cond*) item)->list.empty();
diff --git a/sql/sql_analyse.cc b/sql/sql_analyse.cc
index 0e4198a5114..af9246c673a 100644
--- a/sql/sql_analyse.cc
+++ b/sql/sql_analyse.cc
@@ -27,6 +27,8 @@
 #pragma implementation				// gcc: Class implementation
 #endif
 
+#define MYSQL_LEX 1
+
 #include "mysql_priv.h"
 #include "procedure.h"
 #include "sql_analyse.h"
diff --git a/sql/sql_lex.cc b/sql/sql_lex.cc
index 66dac6169b3..f0de4580c18 100644
--- a/sql/sql_lex.cc
+++ b/sql/sql_lex.cc
@@ -17,6 +17,7 @@
 
 /* A lexical scanner on a temporary buffer with a yacc interface */
 
+#define MYSQL_LEX 1
 #include "mysql_priv.h"
 #include "item_create.h"
 #include <m_ctype.h>
diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index 0d272fc7989..c98255e7ecc 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -41,8 +41,12 @@ class Event_timed;
 #define LEX_YYSTYPE void *
 #else
 #include "lex_symbol.h"
+#if MYSQL_LEX
 #include "sql_yacc.h"
 #define LEX_YYSTYPE YYSTYPE *
+#else
+#define LEX_YYSTYPE void *
+#endif
 #endif
 #endif
 
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index d48a884173f..230fa624bce 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -14,6 +14,7 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
 
+#define MYSQL_LEX 1
 #include "mysql_priv.h"
 #include "sql_repl.h"
 #include "rpl_filter.h"