+2011-03-22 Pedro Alves <pedro@codesourcery.com>
+
+ * infcmd.c (post_create_inferior): Ignore NOT_AVAILABLE_ERROR
+ errors when reading the `stop_pc'.
+ * printcmd.c (pc_prefix): Use get_frame_pc_if_available instead of
+ get_frame_pc.
+
2011-03-22 Phil Muldoon <pmuldoon@redhat.com>
* NEWS: Document gdb.Write stream keyword.
void
post_create_inferior (struct target_ops *target, int from_tty)
{
+ volatile struct gdb_exception ex;
+
/* Be sure we own the terminal in case write operations are performed. */
target_terminal_ours ();
don't need to. */
target_find_description ();
- /* Now that we know the register layout, retrieve current PC. */
- stop_pc = regcache_read_pc (get_current_regcache ());
+ /* Now that we know the register layout, retrieve current PC. But
+ if the PC is unavailable (e.g., we're opening a core file with
+ missing registers info), ignore it. */
+ stop_pc = 0;
+ TRY_CATCH (ex, RETURN_MASK_ERROR)
+ {
+ stop_pc = regcache_read_pc (get_current_regcache ());
+ }
+ if (ex.reason < 0 && ex.error != NOT_AVAILABLE_ERROR)
+ throw_exception (ex);
if (exec_bfd)
{
CORE_ADDR pc;
frame = get_selected_frame (NULL);
- pc = get_frame_pc (frame);
-
- if (pc == addr)
+ if (get_frame_pc_if_available (frame, &pc) && pc == addr)
return "=> ";
}
return " ";