[google] Disable annotalysis in google/main

gcc/tree-threadsafe-analyze.c

 /* Thread Safety Annotations and Analysis.
    Copyright (C) 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
    Contributed by Le-Chun Wu <lcwu@google.com>.
 
 This file is part of GCC.
 
 GCC is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 3, or (at your option)
 any later version.
@@ skipping 3553 matching lines @@
      function.  */
   if (old_mismatched_lock_acq_rel != warn_thread_mismatched_lock_acq_rel)
     warn_thread_mismatched_lock_acq_rel = old_mismatched_lock_acq_rel;
 
   return 0;
 }
 
 static bool
 gate_threadsafe_analyze (void)
 {
-  return warn_thread_safety != 0;
+  /* FIXME google/main - Annotalysis is currently broken.  */
+  return false;
 }
 
 struct gimple_opt_pass pass_threadsafe_analyze =
 {
   {
     GIMPLE_PASS,
     "threadsafe_analyze",                 /* name */
     gate_threadsafe_analyze,              /* gate */
     execute_threadsafe_analyze,           /* execute */
     NULL,                                 /* sub */
     NULL,                                 /* next */
     0,                                    /* static_pass_number */
     TV_TREE_THREADSAFE,                   /* tv_id */
     PROP_cfg | PROP_ssa,                  /* properties_required */
     0,                                    /* properties_provided */
     0,                                    /* properties_destroyed */
     0,                                    /* todo_flags_start */
     TODO_dump_func                        /* todo_flags_finish */
   }
 };
 
 #include "gt-tree-threadsafe-analyze.h"