[libgee/0.6] Fix compilation with vala master

[Maciej Marcin Piechotka <mpiechotka src gnome org>]

commit f76f6eb694106b701e73f6f2302427bf6d047111
Author: Maciej Piechotka <uzytkownik2 gmail com>
Date:   Mon Dec 19 04:16:32 2011 +0100

    Fix compilation with vala master

 gee/abstractcollection.vala |   10 ++++++++++
 gee/priorityqueue.vala      |    8 ++++++++
 tests/testarraylist.vala    |    4 ++++
 3 files changed, 22 insertions(+), 0 deletions(-)
---
diff --git a/gee/abstractcollection.vala b/gee/abstractcollection.vala
index e7ef6be..9ba4a25 100644
--- a/gee/abstractcollection.vala
+++ b/gee/abstractcollection.vala
@@ -182,8 +182,13 @@ public abstract class Gee.AbstractCollection<G> : Object, Iterable<G>, Collectio
 		return array;
 	}
 
+#if VALA_0_16
+	private static float?[] to_float_array(Collection<float?> coll) {
+		float?[] array = new float?[coll.size];
+#else
 	private static float[] to_float_array(Collection<float?> coll) {
 		float[] array = new float[coll.size];
+#endif
 		int index = 0;
 		foreach (float element in coll) {
 			array[index++] = element;
@@ -191,8 +196,13 @@ public abstract class Gee.AbstractCollection<G> : Object, Iterable<G>, Collectio
 		return array;
 	}
 
+#if VALA_0_16
+	private static double?[] to_double_array(Collection<double?> coll) {
+		double?[] array = new double?[coll.size];
+#else
 	private static double[] to_double_array(Collection<double?> coll) {
 		double[] array = new double[coll.size];
+#endif
 		int index = 0;
 		foreach (double element in coll) {
 			array[index++] = element;
diff --git a/gee/priorityqueue.vala b/gee/priorityqueue.vala
index 6c45238..029a2f1 100644
--- a/gee/priorityqueue.vala
+++ b/gee/priorityqueue.vala
@@ -53,7 +53,11 @@ public class Gee.PriorityQueue<G> : Gee.AbstractQueue<G> {
 	private Type2Node<G>? _lm_head = null;
 	private Type2Node<G>? _lm_tail = null;
 	private Type1Node<G>? _p = null;
+#if VALA_0_16
+	private Type1Node<G>?[] _a = new Type1Node<G>?[0];
+#else
 	private Type1Node<G>?[] _a = new Type1Node<G>[0];
+#endif
 	private NodePair<G>? _lp_head = null;
 	private NodePair<G>? _lp_tail = null;
 	private bool[] _b = new bool[0];
@@ -316,7 +320,11 @@ public class Gee.PriorityQueue<G> : Gee.AbstractQueue<G> {
 		_lm_head = null;
 		_lm_tail = null;
 		_p = null;
+#if VALA_0_16
+		_a = new Type1Node<G>?[0];
+#else
 		_a = new Type1Node<G>[0];
+#endif
 		_lp_head = null;
 		_lp_tail = null;
 		_b = new bool[0];
diff --git a/tests/testarraylist.vala b/tests/testarraylist.vala
index e5340c5..9537f79 100644
--- a/tests/testarraylist.vala
+++ b/tests/testarraylist.vala
@@ -148,7 +148,11 @@ public class ArrayListTests : ListTests {
 		assert (double_list.add (1.5d));
 		assert (double_list.add (2.0d));
 
+#if VALA_0_16
+		double?[] double_array = double_list.to_array ();
+#else
 		double[] double_array = double_list.to_array ();
+#endif
 		index = 0;
 		foreach (double element in double_list) {
 			assert (element == double_array[index++]);