f7d86b5ca8
gcc/ChangeLog: * builtins.c (compute_objsize): Add an argument and set it to offset into destination. * builtins.h (compute_objsize): Add an argument. * tree-object-size.c (addr_object_size): Add an argument and set it to offset into destination. (compute_builtin_object_size): Same. * tree-object-size.h (compute_builtin_object_size): Add an argument. * tree-ssa-strlen.c (get_addr_stridx): Add an argument and set it to offset into destination. (maybe_warn_overflow): New function. (handle_store): Call maybe_warn_overflow to issue warnings. gcc/testsuite/ChangeLog: * c-c++-common/Wstringop-overflow-2.c: Adjust text of expected messages. * g++.dg/warn/Wstringop-overflow-3.C: Same. * gcc.dg/Wstringop-overflow-17.c: Same. From-SVN: r279248
29 lines
1012 B
C
29 lines
1012 B
C
/* Declarations for tree-object-size.c.
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Copyright (C) 2013-2019 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_TREE_OBJECT_SIZE_H
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#define GCC_TREE_OBJECT_SIZE_H
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extern void init_object_sizes (void);
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extern void fini_object_sizes (void);
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extern bool compute_builtin_object_size (tree, int, unsigned HOST_WIDE_INT *,
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tree * = NULL, tree * = NULL);
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#endif // GCC_TREE_OBJECT_SIZE_H
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