1  /* Header file for CFG cleanup for trees.
       2     Copyright (C) 2013-2023 Free Software Foundation, Inc.
       3  
       4  This file is part of GCC.
       5  
       6  GCC is free software; you can redistribute it and/or modify it under
       7  the terms of the GNU General Public License as published by the Free
       8  Software Foundation; either version 3, or (at your option) any later
       9  version.
      10  
      11  GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      12  WARRANTY; without even the implied warranty of MERCHANTABILITY or
      13  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      14   for more details.
      15  
      16  You should have received a copy of the GNU General Public License
      17  along with GCC; see the file COPYING3.  If not see
      18  <http://www.gnu.org/licenses/>.  */
      19  
      20  #ifndef GCC_TREE_CFGCLEANUP_H
      21  #define GCC_TREE_CFGCLEANUP_H
      22  
      23  /* In tree-cfgcleanup.cc  */
      24  extern bitmap cfgcleanup_altered_bbs;
      25  extern bool cleanup_tree_cfg (unsigned = 0);
      26  extern bool fixup_noreturn_call (gimple *stmt);
      27  extern bool delete_unreachable_blocks_update_callgraph (cgraph_node *dst_node,
      28  							bool update_clones);
      29  extern unsigned clean_up_loop_closed_phi (function *);
      30  extern bool phi_alternatives_equal (basic_block, edge, edge);
      31  
      32  #endif /* GCC_TREE_CFGCLEANUP_H */