Index: src/Parser/ExpressionNode.cc
===================================================================
--- src/Parser/ExpressionNode.cc	(revision bd3d9e4d6ffc552342d75fd5b1140060ee0ca193)
+++ src/Parser/ExpressionNode.cc	(revision b05a4eb31496105e0234848727fec53c2b4fee48)
@@ -87,5 +87,5 @@
 		} else {
 			assertf( false, "internal error, bad integral length %s", str.c_str() );
-		} // if		
+		} // if
 		posn += 1;
 	} // if
@@ -397,5 +397,5 @@
 
 NameExpr * build_varref( const string * name ) {
-	NameExpr * expr = new NameExpr( *name, nullptr );
+	NameExpr * expr = new NameExpr( *name );
 	delete name;
 	return expr;
@@ -488,5 +488,5 @@
 	list< Expression * > args;
 	buildMoveList( expr_node, args );
-	return new UntypedExpr( maybeMoveBuild< Expression >(function), args, nullptr );
+	return new UntypedExpr( maybeMoveBuild< Expression >(function), args );
 } // build_func