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37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
/* Support routines for Value Range Propagation (VRP).
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Copyright (C) 2016-2026 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_VRP_H
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#define GCC_TREE_VRP_H
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#include "value-range.h"
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extern int compare_values (tree, tree);
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extern int compare_values_warnv (tree, tree, bool *);
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extern enum value_range_kind intersect_range_with_nonzero_bits
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(enum value_range_kind, wide_int *, wide_int *, const wide_int &, signop);
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extern bool find_case_label_range (gswitch *, tree, tree, size_t *, size_t *);
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extern tree find_case_label_range (gswitch *, const irange *vr);
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extern bool find_case_label_index (gswitch *, size_t, tree, size_t *);
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extern bool overflow_comparison_p (tree_code, tree, tree, tree *);
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#endif /* GCC_TREE_VRP_H */
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