gcc/gimple-ssa-warn-access.h

   1 /* Pass to detect and issue warnings for invalid accesses, including
   2    invalid or mismatched allocation/deallocation calls.
   3
   4    Copyright (C) 2020-2021 Free Software Foundation, Inc.
   5    Contributed by Martin Sebor <msebor@redhat.com>.
   6
   7    This file is part of GCC.
   8
   9    GCC is free software; you can redistribute it and/or modify it under
  10    the terms of the GNU General Public License as published by the Free
  11    Software Foundation; either version 3, or (at your option) any later
  12    version.
  13
  14    GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  15    WARRANTY; without even the implied warranty of MERCHANTABILITY or
  16    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  17    for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with GCC; see the file COPYING3.  If not see
  21    <http://www.gnu.org/licenses/>.  */
  22
  23 #ifndef GCC_GIMPLE_SSA_WARN_ACCESS_H
  24 #define GCC_GIMPLE_SSA_WARN_ACCESS_H
  25
  26 extern bool check_nul_terminated_array (tree, tree, tree = NULL_TREE);
  27 extern void warn_string_no_nul (location_t, gimple *, const char *, tree,
  28                                 tree, tree = NULL_TREE, bool = false,
  29                                 const wide_int[2] = NULL);
  30 extern void warn_string_no_nul (location_t, tree, const char *, tree,
  31                                 tree, tree = NULL_TREE, bool = false,
  32                                 const wide_int[2] = NULL);
  33 extern tree unterminated_array (tree, tree * = NULL, bool * = NULL);
  34
  35 extern bool maybe_warn_nonstring_arg (tree, gimple *);
  36 extern bool maybe_warn_nonstring_arg (tree, tree);
  37
  38 class access_data;
  39 extern bool maybe_warn_for_bound (opt_code, location_t, gimple *, tree,
  40                                   tree[2], tree, const access_data * = NULL);
  41 extern bool maybe_warn_for_bound (opt_code, location_t, tree, tree,
  42                                   tree[2], tree, const access_data * = NULL);
  43
  44 class access_data;
  45 extern bool check_access (tree, tree, tree, tree, tree, access_mode,
  46                           const access_data * = NULL);
  47
  48 extern bool check_read_access (gimple *, tree, tree = NULL_TREE, int ost = 1);
  49 extern bool check_read_access (tree, tree, tree = NULL_TREE, int = 1);
  50
  51 #endif   // GCC_GIMPLE_SSA_WARN_ACCESS_H