Index: src/SymTab/Indexer.cc
===================================================================
--- src/SymTab/Indexer.cc	(revision aa8f9dfd89cb8d2df9f8a3892703dfc427bce64a)
+++ src/SymTab/Indexer.cc	(revision 43ceeb585e079d4ecbb22c0463a748c4cee6148d)
@@ -143,5 +143,5 @@
 		for ( DeclarationWithType * decl : copy ) {
 			if ( FunctionDecl * function = dynamic_cast< FunctionDecl * >( decl ) ) {
-				std::list< DeclarationWithType * > params = function->get_functionType()->get_parameters();
+				std::list< DeclarationWithType * > & params = function->get_functionType()->get_parameters();
 				assert( ! params.empty() );
 				// use base type of pointer, so that qualifiers on the pointer type aren't considered.