vala: Micro optimizations

1 files changed, 3 insertions, 3 deletions

diff --git a/vala/valablock.vala b/vala/valablock.vala
index ae30c8b15..c4e8ab74e 100644
--- a/vala/valablock.vala
+++ b/vala/valablock.vala
@@ -70,7 +70,7 @@ public class Vala.Block : Symbol, Statement {
 	public List<Statement> get_statements () {
 		var list = new ArrayList<Statement> ();
 		foreach (Statement stmt in statement_list) {
-			var stmt_list = stmt as StatementList;
+			unowned StatementList? stmt_list = stmt as StatementList;
 			if (stmt_list != null) {
 				for (int i = 0; i < stmt_list.length; i++) {
 					list.add (stmt_list.get (i));
@@ -88,7 +88,7 @@ public class Vala.Block : Symbol, Statement {
 	 * @param local a variable declarator
 	 */
 	public void add_local_variable (LocalVariable local) {
-		var parent_block = parent_symbol;
+		unowned Symbol? parent_block = parent_symbol;
 		while (parent_block is Block || parent_block is Method || parent_block is PropertyAccessor) {
 			if (parent_block.scope.lookup (local.name) != null) {
 				Report.error (local.source_reference, "Local variable `%s' conflicts with a local variable or constant declared in a parent scope".printf (local.name));
@@ -113,7 +113,7 @@ public class Vala.Block : Symbol, Statement {
 	}
 
 	public void add_local_constant (Constant constant) {
-		var parent_block = parent_symbol;
+		unowned Symbol? parent_block = parent_symbol;
 		while (parent_block is Block || parent_block is Method || parent_block is PropertyAccessor) {
 			if (parent_block.scope.lookup (constant.name) != null) {
 				Report.error (constant.source_reference, "Local constant `%s' conflicts with a local variable or constant declared in a parent scope".printf (constant.name));