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63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
/* Classes for adding special effects when quoting source code.
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Copyright (C) 2024-2026 Free Software Foundation, Inc.
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Contributed by David Malcolm <dmalcolm@redhat.com>.
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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 it
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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, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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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_DIAGNOSTICS_SOURCE_PRINTING_EFFECTS_H
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#define GCC_DIAGNOSTICS_SOURCE_PRINTING_EFFECTS_H
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namespace diagnostics {
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/* Abstract base class for describing special effects when printing
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a label when quoting source code. */
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class label_effects
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{
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public:
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virtual ~label_effects () {}
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/* Adding links between labels, e.g. for visualizing control flow
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in execution paths. */
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virtual bool has_in_edge (unsigned range_idx) const = 0;
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virtual bool has_out_edge (unsigned range_idx) const = 0;
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};
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/* A class to hold state when quoting a run of lines of source code. */
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class source_effect_info
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{
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public:
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source_effect_info ()
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: m_leading_in_edge_column (-1),
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m_trailing_out_edge_column (-1)
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{
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}
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/* The column for an incoming link to the first label,
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or -1 if no such link. */
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int m_leading_in_edge_column;
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/* The column for an outgoing link from the final label,
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or -1 if no such link. */
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int m_trailing_out_edge_column;
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};
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} // namespace diagnostics
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#endif /* GCC_DIAGNOSTICS_SOURCE_PRINTING_EFFECTS_H */
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