;;; running out of stack (due to repeating timers being rescheduled
;;; before they ran) and dying threads were open interrupts.
#+sb-thread
-(with-test (:name (:timer :parallel-unschedule))
+(with-test (:name (:timer :parallel-unschedule) :fails-on :ppc)
#+darwin
(error "Prone to hang on Darwin due to interrupt issues.")
+ #+ppc
+ (error "Prone to hang the host on linux/ppc for unknown reasons.")
(let ((timer (sb-ext:make-timer (lambda () 42) :name "parallel schedulers"))
(other nil))
(flet ((flop ()