annotate libinterp/parse-tree/pt-binop.cc @ 24270:bc3819b7cca1

don't use symbol_table:: nesting for symbol_record, symbol_scope, or fcn_info Change all uses of symbol_table::symbol_record to symbol_record. Change all uses of symbol_table::scope to symbol_scope. Change all uses of symbol_table::fcn_info to fcn_info.
author John W. Eaton <jwe@octave.org>
date Thu, 16 Nov 2017 21:43:47 -0500
parents 980f39c3ab90
children 194eb4bd202b
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1 /*
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2
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3 Copyright (C) 1996-2017 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3 of the License, or
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10 (at your option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but
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13 WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if defined (HAVE_CONFIG_H)
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24 # include "config.h"
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25 #endif
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26
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27 #include "error.h"
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28 #include "ov.h"
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29 #include "pt-binop.h"
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30 #include "variables.h"
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31
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32 namespace octave
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33 {
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34 // Binary expressions.
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35
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36 void
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37 tree_binary_expression::matlab_style_short_circuit_warning (const char *op)
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38 {
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39 warning_with_id ("Octave:possible-matlab-short-circuit-operator",
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40 "Matlab-style short-circuit operation performed for operator %s",
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41 op);
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42
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43 braindead_shortcircuit_warning_issued = true;
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44 }
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45
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46 std::string
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47 tree_binary_expression::oper (void) const
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48 {
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49 return octave_value::binary_op_as_string (etype);
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50 }
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51
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52 tree_expression *
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53 tree_binary_expression::dup (symbol_scope& scope) const
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54 {
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55 tree_binary_expression *new_be
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56 = new tree_binary_expression (op_lhs ? op_lhs->dup (scope) : nullptr,
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57 op_rhs ? op_rhs->dup (scope) : nullptr,
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58 line (), column (), etype);
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59
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60 new_be->copy_base (*this);
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61
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62 return new_be;
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63 }
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64
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65 // Boolean expressions.
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66
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67 std::string
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68 tree_boolean_expression::oper (void) const
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69 {
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70 std::string retval = "<unknown>";
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71
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72 switch (etype)
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73 {
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74 case bool_and:
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75 retval = "&&";
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76 break;
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77
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78 case bool_or:
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79 retval = "||";
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80 break;
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81
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82 default:
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83 break;
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84 }
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85
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86 return retval;
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87 }
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88
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89 tree_expression *
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90 tree_boolean_expression::dup (symbol_scope& scope) const
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91 {
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92 tree_boolean_expression *new_be
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93 = new tree_boolean_expression (op_lhs ? op_lhs->dup (scope) : nullptr,
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94 op_rhs ? op_rhs->dup (scope) : nullptr,
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95 line (), column (), etype);
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96
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97 new_be->copy_base (*this);
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98
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99 return new_be;
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100 }
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101 }