--- lib/CodeGen/InstrSched/SchedPriorities.h	1 Nov 2002 14:25:36 -0000	1.2
+++ lib/CodeGen/InstrSched/SchedPriorities.h	1 Nov 2002 14:54:37 -0000	1.2.2.1
@@ -18,6 +18,7 @@
 #include "llvm/Target/MachineSchedInfo.h"
 #include "Support/hash_set"
 #include <list>
+#include <iostream>
 
 class Function;
 class MachineInstr;
