Test cases

- Added `simple_comments.t`

source/tlang/testing/simple_comments.t

@@ -0,0 +1,24 @@
+module simple_comments;
+
+/**
+ * Other comment
+ */
+
+/**
+ * Returns 0
+ */
+int zero()
+{
+	return 0;
+}
+
+
+/**
+ * Yo fr
+ */
+int main()
+{
+	int k = zero();
+	*(cast(int*)0) = zero();
+	return 0;
+}