Index: gdb/ChangeLog
===================================================================
RCS file: /cvs/src/src/gdb/ChangeLog,v
retrieving revision 1.14760
diff -u -r1.14760 ChangeLog
--- gdb/ChangeLog	24 Oct 2012 19:08:15 -0000	1.14760
+++ gdb/ChangeLog	2 Nov 2012 18:41:48 -0000
@@ -1,3 +1,11 @@
+2012-10-25  Ali Anwar  <ali_anwar@codesourcery.com>
+
+	* infrun.c (handle_inferior_event_stub, regcache_dup_stub):
+	New functions.
+	(normal_stop): Propagate GDB's knowledge of the executing
+	state to frontend.
+	(wait_for_inferior): Likewise.
+
 2012-10-24  Tristan Gingold  <gingold@adacore.com>
 
 	* ravenscar-sparc-thread.c (ravenscar_sparc_fetch_registers):
Index: gdb/infrun.c
===================================================================
RCS file: /cvs/src/src/gdb/infrun.c,v
retrieving revision 1.559
diff -u -r1.559 infrun.c
--- gdb/infrun.c	17 Sep 2012 07:26:55 -0000	1.559
+++ gdb/infrun.c	2 Nov 2012 18:41:49 -0000
@@ -73,6 +73,10 @@
 
 static int hook_stop_stub (void *);
 
+static int regcache_dup_stub (void *);
+
+static int handle_inferior_event_stub (void *);
+
 static int restore_selected_frame (void *);
 
 static int follow_fork (void);
@@ -2700,8 +2704,11 @@
 	 state.  */
       old_chain = make_cleanup (finish_thread_state_cleanup, &minus_one_ptid);
 
-      /* Now figure out what to do with the result of the result.  */
-      handle_inferior_event (ecs);
+      /* Now figure out what to do with the result of the result. If an
+         error happens while handling the event, catch it to propagate
+         GDB's knowledge of the executing state.  */
+      catch_errors (handle_inferior_event_stub, ecs,
+                    "Error while handling inferior event:\n", RETURN_MASK_ALL);
 
       /* No error, don't finish the state yet.  */
       discard_cleanups (old_chain);
@@ -6080,9 +6087,12 @@
       if (stop_registers)
 	regcache_xfree (stop_registers);
 
-      /* NB: The copy goes through to the target picking up the value of
-	 all the registers.  */
-      stop_registers = regcache_dup (get_current_regcache ());
+      /* NB: The copy goes through to the target picking up the value
+         of all the registers. Catch error to propagate GDB's knowledge
+         of the executing state to frontend even when not able to fetch
+         registers.  */
+      catch_errors (regcache_dup_stub, NULL,
+                    "Error while running regcache_dup:\n", RETURN_MASK_ALL);
     }
 
   if (stop_stack_dummy == STOP_STACK_DUMMY)
@@ -6154,6 +6164,20 @@
 }
 
 static int
+handle_inferior_event_stub (void *ecs)
+{
+  handle_inferior_event (ecs);
+  return (0);
+}
+
+static int
+regcache_dup_stub (void *arg)
+{
+  stop_registers = regcache_dup (get_current_regcache ());
+  return (0);
+}
+
+static int
 hook_stop_stub (void *cmd)
 {
   execute_cmd_pre_hook ((struct cmd_list_element *) cmd);