Index: gdb/corelow.c
===================================================================
RCS file: /cvs/src/src/gdb/corelow.c,v
retrieving revision 1.86
diff -u -p -r1.86 corelow.c
--- gdb/corelow.c	5 Jun 2009 18:08:53 -0000	1.86
+++ gdb/corelow.c	5 Jun 2009 18:51:03 -0000
@@ -395,12 +395,6 @@ core_open (char *filename, int from_tty)
      previous session, and the frame cache being stale.  */
   registers_changed ();
 
-  /* Build up thread list from BFD sections, and possibly set the
-     current thread to the .reg/NN section matching the .reg
-     section. */
-  bfd_map_over_sections (core_bfd, add_to_thread_list,
-			 bfd_get_section_by_name (core_bfd, ".reg"));
-
   post_create_inferior (&core_ops, from_tty);
 
   /* Now go through the target stack looking for threads since there
@@ -748,6 +742,13 @@ core_pid_to_str (struct target_ops *ops,
   return buf;
 }
 
+static void
+core_find_new_threads (struct target_ops *ops)
+{
+  if (core_bfd)
+    bfd_map_over_sections (core_bfd, add_to_thread_list, NULL);
+}
+
 /* Fill in core_ops with its defined operations and properties.  */
 
 static void
@@ -775,6 +776,7 @@ init_core_ops (void)
   core_ops.to_has_stack = 1;
   core_ops.to_has_registers = 1;
   core_ops.to_magic = OPS_MAGIC;
+  core_ops.to_find_new_threads = core_find_new_threads;
 }
 
 void