* gdbthread.h: Add comments.

	* stack.c (get_selected_block): Return 0 on an exited thread.
	* top.c (execute_command): Check for is_stopped, not !is_running.
	* event-top.c (command_handler): Likewise.

1 files changed, 1 insertions, 1 deletions

diff --git a/gdb/top.c b/gdb/top.c
index 0ae7ea0..52d1a0ef5 100644
--- a/gdb/top.c
+++ b/gdb/top.c
@@ -477,7 +477,7 @@ Cannot execute this command without a live selected thread.  See `help thread'."
   /* FIXME:  This should be cacheing the frame and only running when
      the frame changes.  */
 
-  if (target_has_stack && !is_running (inferior_ptid))
+  if (target_has_stack && is_stopped (inferior_ptid))
     {
       flang = get_frame_language ();
       if (!warned