diff --git a/arch/alpha/pseudo_inst.hh b/arch/alpha/pseudo_inst.hh
index 60031f8cd3..85f432504d 100644
--- a/arch/alpha/pseudo_inst.hh
+++ b/arch/alpha/pseudo_inst.hh
@@ -30,6 +30,13 @@ class ExecContext;
 
 namespace AlphaPseudo
 {
+    /**
+     * @todo these externs are only here for a hack in fullCPU::takeOver...
+     */
+    extern bool doStatisticsInsts;
+    extern bool doCheckpointInsts;
+    extern bool doQuiesce;
+
     void quiesce(ExecContext *xc);
     void m5exit(ExecContext *xc);
     void m5exit_old(ExecContext *xc);