--- ext/threads/threads.xs.orig	2009-09-04 06:58:42.000000000 +0000
+++ ext/threads/threads.xs	2009-09-04 07:00:10.000000000 +0000
@@ -603,8 +603,10 @@ S_ithread_create(
     ithread     *thread;
     ithread     *current_thread = S_ithread_get(aTHX);
 
+#if 0
     SV         **tmps_tmp = PL_tmps_stack;
     IV           tmps_ix  = PL_tmps_ix;
+#endif
 #ifndef WIN32
     int          rc_stack_size = 0;
     int          rc_thread_create = 0;
@@ -695,6 +697,7 @@ S_ithread_create(
         thread->params = sv_dup(params, &clone_param);
         SvREFCNT_inc_void(thread->params);
 
+#if 0
         /* The code below checks that anything living on the tmps stack and
          * has been cloned (so it lives in the ptr_table) has a refcount
          * higher than 0.
@@ -717,6 +720,7 @@ S_ithread_create(
                 SvREFCNT_dec(sv);
             }
         }
+#endif
 
         SvTEMP_off(thread->init_function);
         ptr_table_free(PL_ptr_table);