Index: src/expr.c
==================================================================
--- src/expr.c
+++ src/expr.c
@@ -395,10 +395,11 @@
 **
 ** Also propagate all EP_Propagate flags from the Expr.x.pList into
 ** Expr.flags. 
 */
 void sqlite3ExprSetHeightAndFlags(Parse *pParse, Expr *p){
+  if( pParse->nErr ) return;
   exprSetHeight(p);
   sqlite3ExprCheckHeight(pParse, p->nHeight);
 }
 
 /*

Index: test/misc1.test
==================================================================
--- test/misc1.test
+++ test/misc1.test
@@ -11,11 +11,10 @@
 # This file implements regression tests for SQLite library.
 #
 # This file implements tests for miscellanous features that were
 # left out of other test files.
 #
-# $Id: misc1.test,v 1.42 2007/11/05 14:58:23 drh Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
 
 # Mimic the SQLite 2 collation type NUMERIC.
@@ -628,7 +627,16 @@
 do_execsql_test misc1-20.1 {
   CREATE TABLE t0(x INTEGER DEFAULT(0==0) NOT NULL);
   REPLACE INTO t0(x) VALUES('');
   SELECT rowid, quote(x) FROM t0;
 } {1 ''}
+
+# 2015-03-22: NULL pointer dereference after a syntax error
+#
+do_catchsql_test misc1-21.1 {
+  select''like''like''like#0;
+} {1 {near "#0": syntax error}}
+do_catchsql_test misc1-21.2 {
+  VALUES(0,0x0MATCH#0;
+} {1 {near ";": syntax error}}
 
 finish_test