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/* Header file for exception handling. Copyright (C) 2013-2017 Free Software Foundation, Inc. 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. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #ifndef GCC_TREE_EH_H #define GCC_TREE_EH_H typedef struct eh_region_d *eh_region; extern void using_eh_for_cleanups (void); extern void add_stmt_to_eh_lp (gimple *, int); extern bool remove_stmt_from_eh_lp_fn (struct function *, gimple *); extern bool remove_stmt_from_eh_lp (gimple *); extern int lookup_stmt_eh_lp_fn (struct function *, gimple *); extern int lookup_stmt_eh_lp (gimple *); extern bool make_eh_dispatch_edges (geh_dispatch *); extern void make_eh_edges (gimple *); extern edge redirect_eh_edge (edge, basic_block); extern void redirect_eh_dispatch_edge (geh_dispatch *, edge, basic_block); extern bool operation_could_trap_helper_p (enum tree_code, bool, bool, bool, bool, tree, bool *); extern bool operation_could_trap_p (enum tree_code, bool, bool, tree); extern bool tree_could_trap_p (tree); extern bool stmt_could_throw_p (gimple *); extern bool tree_could_throw_p (tree); extern bool stmt_can_throw_external (gimple *); extern bool stmt_can_throw_internal (gimple *); extern bool maybe_clean_eh_stmt_fn (struct function *, gimple *); extern bool maybe_clean_eh_stmt (gimple *); extern bool maybe_clean_or_replace_eh_stmt (gimple *, gimple *); extern bool maybe_duplicate_eh_stmt_fn (struct function *, gimple *, struct function *, gimple *, hash_map<void *, void *> *, int); extern bool maybe_duplicate_eh_stmt (gimple *, gimple *); extern void maybe_remove_unreachable_handlers (void); extern bool verify_eh_edges (gimple *); extern bool verify_eh_dispatch_edge (geh_dispatch *); #endif /* GCC_TREE_EH_H */