Index: src/SynTree/Expression.cc
===================================================================
--- src/SynTree/Expression.cc	(revision 19a982207687964d6f3e3bb4f0deef4afc4540dc)
+++ src/SynTree/Expression.cc	(revision 07516b567a002cb82803f24386b856e97e1389e0)
@@ -645,4 +645,8 @@
 		}
 	}
+	// ensure that StmtExpr has a result type
+	if ( ! result ) {
+		set_result( new VoidType( Type::Qualifiers() ) );
+	}
 }
 StmtExpr::StmtExpr( const StmtExpr &other ) : Expression( other ), statements( other.statements->clone() ) {