Index: libcfa/src/concurrency/kernel/fwd.hfa
===================================================================
--- libcfa/src/concurrency/kernel/fwd.hfa	(revision 1a567d0b9a1631f52b82268eb951631dcccf030a)
+++ libcfa/src/concurrency/kernel/fwd.hfa	(revision 2377ca2ae5f29b9a9faf225df848aa347d834fb6)
@@ -248,4 +248,5 @@
 			// check if the future is available
 			bool available( future_t & this ) {
+				while( this.ptr == 2p ) Pause();
 				return this.ptr == 1p;
 			}