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<div class="title">variable.cpp</div> </div>
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<a href="variable_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*****************************************************************************/</span><span class="comment"></span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/*!</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * \file variable.cpp</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * \brief Implementation of class Variable; see variable.h for detail.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Author: Sergey Berezin</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * Created: Fri Apr 25 12:30:17 2003</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * <hr></span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * License to use, copy, modify, sell and/or distribute this software</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * and its documentation for any purpose is hereby granted without</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * royalty, subject to the terms and conditions defined in the \ref</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * LICENSE file provided with this distribution.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * <hr></span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">/*****************************************************************************/</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <sstream></span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="variable_8h.html">variable.h</a>"</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="search__rules_8h.html" title="Abstract proof rules interface to the simple search engine.">search_rules.h</a>"</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="memory__manager__chunks_8h.html">memory_manager_chunks.h</a>"</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="memory__manager__malloc_8h.html">memory_manager_malloc.h</a>"</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">using namespace </span>std;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span>CVC3 {</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">///////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"></span><span class="comment">// class Variable methods</span><span class="comment"></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">///////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"></span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// Constructors</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a32d191ff6db4d462c902f07fe4d5045b"> 37</a></span> Variable::Variable(<a class="code" href="classCVC3_1_1VariableManager.html">VariableManager</a>* vm, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e)</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  : d_val(vm->newVariableValue(e))</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#ac70959550ac5f1a1c22351519e5547df">d_refcount</a>++;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> }</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a76a03757802705d6496c35f296a935aa"> 43</a></span> <a class="code" href="classCVC3_1_1Variable.html#a7659f63344c25dbc8209c4c531b2f0be">Variable::Variable</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Variable.html">Variable</a>& l): d_val(l.d_val) {</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">if</span>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#ac70959550ac5f1a1c22351519e5547df">d_refcount</a>++;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> }</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">// Destructor</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a21a9c85dd3b1320e8192fd581da15af4"> 48</a></span> <a class="code" href="classCVC3_1_1Variable.html#a21a9c85dd3b1320e8192fd581da15af4">Variable::~Variable</a>() {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">if</span>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) {</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">if</span>(--(<a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#ac70959550ac5f1a1c22351519e5547df">d_refcount</a>) == 0)</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a5f35575560aac2140e817aa49190894d" title="Garbage collect VariableValue pointer.">gc</a>(<a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>);</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  }</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> }</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// Assignment</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <a class="code" href="classCVC3_1_1Variable.html">Variable</a>&</div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a551554c97de770f4160444c440342ac5"> 57</a></span> <a class="code" href="classCVC3_1_1Variable.html#a551554c97de770f4160444c440342ac5">Variable::operator=</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Variable.html">Variable</a>& l) {</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">if</span>(&l == <span class="keyword">this</span>) <span class="keywordflow">return</span> *<span class="keyword">this</span>; <span class="comment">// Self-assignment</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">if</span>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) {</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">if</span>(--(<a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#ac70959550ac5f1a1c22351519e5547df">d_refcount</a>) == 0) <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a5f35575560aac2140e817aa49190894d" title="Garbage collect VariableValue pointer.">gc</a>(<a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>);</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a> = l.<a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">if</span>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#ac70959550ac5f1a1c22351519e5547df">d_refcount</a>++;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> }</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>&</div>
<div class="line"><a name="l00068"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#af85a6bbfd1529fce66f70d0012556fdf"> 68</a></span> <a class="code" href="classCVC3_1_1Variable.html#af85a6bbfd1529fce66f70d0012556fdf">Variable::getExpr</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">static</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> null;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> null;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a5e3bf7de7f3bd16d1b274e16d4292893">getExpr</a>();</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>&</div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a6d8d3752f50dc4ce55d12e252398c837"> 75</a></span> <a class="code" href="classCVC3_1_1Variable.html#a6d8d3752f50dc4ce55d12e252398c837">Variable::getNegExpr</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">static</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> null;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> null;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a798fc6fa670819203aa7e2ecf3a609de">getNegExpr</a>();</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment">// IMPORTANT: Value can be -1 (false), 1 (true), or 0 (unresolved)</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a36e8ce7a305e07e00adc90f6c22c4916"> 83</a></span> <a class="code" href="classCVC3_1_1Variable.html#a36e8ce7a305e07e00adc90f6c22c4916">Variable::getValue</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a6f83bd36830c43e35d21984cd5b3a3ff">getValue</a>();</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a6e50e61e2eaf7054bd1d84e4137ba270"> 90</a></span> <a class="code" href="classCVC3_1_1Variable.html#a6e50e61e2eaf7054bd1d84e4137ba270">Variable::getScope</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#aabc451feb269d84dc19bdc1148bc8af8">getScope</a>();</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>&</div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a6cdc655ea6aaf36c8e8029af0dc41075"> 96</a></span> <a class="code" href="classCVC3_1_1Variable.html#a6cdc655ea6aaf36c8e8029af0dc41075">Variable::getTheorem</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">static</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a> null;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> null;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a2a186bfae906f1fa27d64457f2428125">getTheorem</a>();</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> }</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Clause.html" title="A class representing a CNF clause (a smart pointer)">Clause</a>&</div>
<div class="line"><a name="l00103"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a5bbd362f586ab0dbbc3432d140f77aab"> 103</a></span> <a class="code" href="classCVC3_1_1Variable.html#a5bbd362f586ab0dbbc3432d140f77aab">Variable::getAntecedent</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keyword">static</span> <a class="code" href="classCVC3_1_1Clause.html" title="A class representing a CNF clause (a smart pointer)">Clause</a> null;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> null;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#aac80324d8bc82742954381946066c103">getAntecedent</a>();</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a681407094080368feea5c496ed3bdb69"> 110</a></span> <a class="code" href="classCVC3_1_1Variable.html#a681407094080368feea5c496ed3bdb69">Variable::getAntecedentIdx</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a5ead45485317b8beb32d1489d71b7274">getAntecedentIdx</a>();</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>&</div>
<div class="line"><a name="l00116"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a535715bc38709f902feb3f77aef4f89d"> 116</a></span> <a class="code" href="classCVC3_1_1Variable.html#a535715bc38709f902feb3f77aef4f89d">Variable::getAssumpThm</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">static</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a> null;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> null;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a600aed64a238804fc7e6e5717a07a6f5">getAssumpThm</a>();</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// Setting the attributes: it can be either derived from the</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// antecedent clause, or by a theorem. The scope level is set to</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// the current scope.</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#ac1d2bf9a1a8eec600ffa18b679ef4d2c"> 126</a></span> <a class="code" href="classCVC3_1_1Variable.html#ac1d2bf9a1a8eec600ffa18b679ef4d2c">Variable::setValue</a>(<span class="keywordtype">int</span> val, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Clause.html" title="A class representing a CNF clause (a smart pointer)">Clause</a>& c, <span class="keywordtype">int</span> idx) {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>(), <span class="stringliteral">"Variable::setValue(antecedent): var is NULL"</span>);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#aefcf6649a5dcfa1382c3a296659b57a5">setValue</a>(val, c, idx);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> }</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment">// The theorem's expr must be the same as the variable's expr or</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment">// its negation</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a860c092f668decb472202b137ca6e683"> 134</a></span> <a class="code" href="classCVC3_1_1Variable.html#ac1d2bf9a1a8eec600ffa18b679ef4d2c">Variable::setValue</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& thm) {</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>(), <span class="stringliteral">"Variable::setValue(Theorem): var is NULL"</span>);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#aefcf6649a5dcfa1382c3a296659b57a5">setValue</a>(thm, thm.<a class="code" href="classCVC3_1_1Theorem.html#a112466d9793abcf97015233ffdc4ec5e">getScope</a>());</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> }</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#aeccc8931258bf6931c9a40a82e761144"> 140</a></span> <a class="code" href="classCVC3_1_1Variable.html#ac1d2bf9a1a8eec600ffa18b679ef4d2c">Variable::setValue</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& thm, <span class="keywordtype">int</span> scope) {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>(), <span class="stringliteral">"Variable::setValue(Theorem,scope): var is NULL"</span>);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#aefcf6649a5dcfa1382c3a296659b57a5">setValue</a>(thm, scope);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a688678fbc2dc4e25d9dbba2e4c7d72a5"> 146</a></span> <a class="code" href="classCVC3_1_1Variable.html#a688678fbc2dc4e25d9dbba2e4c7d72a5">Variable::setAssumpThm</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& a, <span class="keywordtype">int</span> scope) {</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>(), <span class="stringliteral">"Variable::setAssumpThm(): var is NULL"</span>);</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#abfd2af792b3d79935abf5fa2db7e8218">setAssumpThm</a>(a, scope);</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// Derive the theorem for either the variable or its negation. If</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">// the value is set by a theorem, that theorem is returned;</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="comment">// otherwise a unit propagation rule is applied to the antecedent</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="comment">// clause, and the theorem is cached for a quick access later.</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a></div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#ad499afb9e33f92c2efd7cf92638e0396"> 156</a></span> <a class="code" href="classCVC3_1_1Variable.html#ad499afb9e33f92c2efd7cf92638e0396">Variable::deriveTheorem</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#a3511123177ecb1126031b1b88d37fd0a">deriveThmRec</a>(<span class="keyword">false</span>);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a></div>
<div class="line"><a name="l00162"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a3511123177ecb1126031b1b88d37fd0a"> 162</a></span> <a class="code" href="classCVC3_1_1Variable.html#a3511123177ecb1126031b1b88d37fd0a">Variable::deriveThmRec</a>(<span class="keywordtype">bool</span> checkAssump)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(!<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>(), <span class="stringliteral">"Variable::deriveTheorem(): called on Null"</span>);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(<a class="code" href="classCVC3_1_1Variable.html#a36e8ce7a305e07e00adc90f6c22c4916">getValue</a>() != 0, <span class="stringliteral">"Variable::deriveTheorem(): value is not set: "</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  + <a class="code" href="classCVC3_1_1Variable.html#a82f724d0ece90488867aa2de8cc43c32">toString</a>());</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span>(!<a class="code" href="classCVC3_1_1Variable.html#a6cdc655ea6aaf36c8e8029af0dc41075">getTheorem</a>().<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#a6cdc655ea6aaf36c8e8029af0dc41075">getTheorem</a>();</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">if</span>(checkAssump && !<a class="code" href="classCVC3_1_1Variable.html#a535715bc38709f902feb3f77aef4f89d">getAssumpThm</a>().<a class="code" href="classCVC3_1_1Variable.html#a35c435274fa96599d47f16239b843584">isNull</a>()) <span class="keywordflow">return</span> <a class="code" href="classCVC3_1_1Variable.html#a535715bc38709f902feb3f77aef4f89d">getAssumpThm</a>();</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="comment">// Have to derive the theorem</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <a class="code" href="classCVC3_1_1Clause.html" title="A class representing a CNF clause (a smart pointer)">Clause</a> c(<a class="code" href="classCVC3_1_1Variable.html#a5bbd362f586ab0dbbc3432d140f77aab">getAntecedent</a>());</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">int</span> idx(<a class="code" href="classCVC3_1_1Variable.html#a681407094080368feea5c496ed3bdb69">getAntecedentIdx</a>());</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keyword">const</span> vector<Literal>& lits = c.<a class="code" href="classCVC3_1_1Clause.html#afbdcb9cd34cb4ff3e14f2e5aace81d7e">getLiterals</a>();</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// Theorems for the other literals in the antecedent clause</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  vector<Theorem> thms;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">int</span> size(lits.size());</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// Derive theorems recursively</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i=0; i<size; ++i)</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span>(i!=idx) thms.push_back(lits[i].getVar().<a class="code" href="classCVC3_1_1Variable.html#a3511123177ecb1126031b1b88d37fd0a">deriveThmRec</a>(<span class="keyword">true</span>));</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a> thm;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">if</span>(idx!=-1)</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  thm = <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a0d68fbe0c1eb8b19d8d91984c290ef28">getRules</a>()-><a class="code" href="group__SE__Rules.html#gae7221bb8b77313a9b53a4beca9cc0aa0" title="Unit propagation rule: .">unitProp</a>(thms, c.<a class="code" href="classCVC3_1_1Clause.html#aa933cec7528780d7971be0c10b76dc02">getTheorem</a>(), idx);</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  thm = <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a0d68fbe0c1eb8b19d8d91984c290ef28">getRules</a>()-><a class="code" href="group__SE__Rules.html#ga9c74425b4471d411f58f16781951c441" title=""Conflict" rule (all literals in a clause become FALSE) ">conflictRule</a>(thms, c.<a class="code" href="classCVC3_1_1Clause.html#aa933cec7528780d7971be0c10b76dc02">getTheorem</a>());</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> e(thm.<a class="code" href="classCVC3_1_1Theorem.html#af2b97ae5d270ddf1013bf4f3867a7e5d">getExpr</a>());)</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(e == <a class="code" href="classCVC3_1_1Variable.html#af85a6bbfd1529fce66f70d0012556fdf">getExpr</a>()</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  || (e.isNot() && e[0] == <a class="code" href="classCVC3_1_1Variable.html#af85a6bbfd1529fce66f70d0012556fdf">getExpr</a>()),</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="stringliteral">"Variable::deriveTheorem: bad theorem derived: expr ="</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  + <a class="code" href="classCVC3_1_1Variable.html#a82f724d0ece90488867aa2de8cc43c32">toString</a>() + <span class="stringliteral">", thm = "</span> + thm.<a class="code" href="classCVC3_1_1Theorem.html#ac4b1c9570ffb9cc901627ef2abb9ff77">toString</a>());</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// Cache the result</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>-><a class="code" href="classCVC3_1_1VariableValue.html#aefcf6649a5dcfa1382c3a296659b57a5">setValue</a>(thm, <a class="code" href="classCVC3_1_1Variable.html#a6e50e61e2eaf7054bd1d84e4137ba270">getScope</a>());</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">return</span> thm;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> }</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="keywordtype">string</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"><a class="code" href="classCVC3_1_1Variable.html#a82f724d0ece90488867aa2de8cc43c32"> 195</a></span> <a class="code" href="classCVC3_1_1Variable.html#a82f724d0ece90488867aa2de8cc43c32">Variable::toString</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  ostringstream ss;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  ss << *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">return</span> ss.str();</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> }</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment">// Friend methods</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"><a class="code" href="namespaceCVC3.html#a71fd4b09b9f60277f81c79f7d3e9ec1b"> 202</a></span> ostream& <a class="code" href="namespaceCVC3.html#a6b7e38d3c97da1e91e12a6c9555b8163">operator<<</a>(ostream& os, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Variable.html">Variable</a>& l) {</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">return</span> os << (*l.<a class="code" href="classCVC3_1_1Variable.html#aac695e278985a090521f129729281189">d_val</a>);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> }</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment"></span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment">///////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"></span><span class="comment">// class Literal methods</span><span class="comment"></span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment">///////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment"></span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="keywordtype">string</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"><a class="code" href="classCVC3_1_1Literal.html#aff53e6b3e4da8c649816441046983a30"> 211</a></span> <a class="code" href="classCVC3_1_1Literal.html#aff53e6b3e4da8c649816441046983a30">Literal::toString</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  ostringstream ss;</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  ss << *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">return</span> ss.str();</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> }</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
<div class="line"><a name="l00217"></a><span class="lineno"><a class="code" href="namespaceCVC3.html#a7acef296d5c77cb9e3cc84c996d57cef"> 217</a></span> ostream& <a class="code" href="namespaceCVC3.html#a6b7e38d3c97da1e91e12a6c9555b8163">operator<<</a>(ostream& os, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Literal.html">Literal</a>& l) {</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  os << <span class="stringliteral">"Lit("</span> << (l.<a class="code" href="classCVC3_1_1Literal.html#aad653dd8534feb823b9d30f060b4e181">isNegative</a>()? <span class="stringliteral">"!"</span> : <span class="stringliteral">""</span>)</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  << l.<a class="code" href="classCVC3_1_1Literal.html#af43cfe38032a00cc8e8e60b0389eeb3e">getVar</a>();</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// Attributes</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  os << <span class="stringliteral">", count="</span> << l.<a class="code" href="classCVC3_1_1Literal.html#a4823b2e9ec3a6a13a28c209d22269564">count</a>() << <span class="stringliteral">", score="</span> << l.<a class="code" href="classCVC3_1_1Literal.html#a436c5126780bd81c31bc01a868b5b857">score</a>();</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">return</span> os << <span class="stringliteral">")"</span>;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> }</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment"></span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="comment">///////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment"></span><span class="comment">// class VariableValue methods</span><span class="comment"></span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="comment">///////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment"></span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="comment">// Destructor</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableValue.html#ac74e3ee4ad23bfeb6254a6e4769d104c"> 230</a></span> <a class="code" href="classCVC3_1_1VariableValue.html#ac74e3ee4ad23bfeb6254a6e4769d104c">VariableValue::~VariableValue</a>() {</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>!=NULL) { <span class="keyword">delete</span> <a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>; free(<a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>); <a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a> = NULL; }</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>!=NULL) { <span class="keyword">delete</span> <a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>; free(<a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>); <a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a> = NULL; }</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a>!=NULL) { <span class="keyword">delete</span> <a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a>; free(<a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a>); <a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a> = NULL; }</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a>!=NULL) { <span class="keyword">delete</span> <a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a>; free(<a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a>); <a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a> = NULL; }</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a4724b62ffc80fa403bd9f4aa9aa95578">d_anteIdx</a>!=NULL) { <span class="keyword">delete</span> <a class="code" href="classCVC3_1_1VariableValue.html#a4724b62ffc80fa403bd9f4aa9aa95578">d_anteIdx</a>; free(<a class="code" href="classCVC3_1_1VariableValue.html#a4724b62ffc80fa403bd9f4aa9aa95578">d_anteIdx</a>); <a class="code" href="classCVC3_1_1VariableValue.html#a4724b62ffc80fa403bd9f4aa9aa95578">d_anteIdx</a> = NULL; }</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a345214752d3f0349a91c60a26cf53f29">d_assump</a>!=NULL) { <span class="keyword">delete</span> <a class="code" href="classCVC3_1_1VariableValue.html#a345214752d3f0349a91c60a26cf53f29">d_assump</a>; free(<a class="code" href="classCVC3_1_1VariableValue.html#a345214752d3f0349a91c60a26cf53f29">d_assump</a>); <a class="code" href="classCVC3_1_1VariableValue.html#a345214752d3f0349a91c60a26cf53f29">d_assump</a> = NULL; }</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> }</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> </div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">// Setting the attributes: it can be either derived from the</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// antecedent clause, or by a theorem</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableValue.html#aefcf6649a5dcfa1382c3a296659b57a5"> 242</a></span> <a class="code" href="classCVC3_1_1VariableValue.html#aefcf6649a5dcfa1382c3a296659b57a5">VariableValue::setValue</a>(<span class="keywordtype">int</span> val, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Clause.html" title="A class representing a CNF clause (a smart pointer)">Clause</a>& c, <span class="keywordtype">int</span> idx) {</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>==NULL) {</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// Make sure d_val==0 all the way to scope 0</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a> = <span class="keyword">new</span>(<span class="keyword">true</span>) <a class="code" href="classCVC3_1_1CDO.html">CDO<int></a>(<a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a02e36e773779bc9e17472e265b70627c">getCM</a>()-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>(), 0, 0);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>->setName(<span class="stringliteral">"CDO[VariableValue::d_val]"</span>);)</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>==NULL) {</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a> = <span class="keyword">new</span>(<span class="keyword">true</span>) <a class="code" href="classCVC3_1_1CDO.html">CDO<int></a>(<a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a02e36e773779bc9e17472e265b70627c">getCM</a>()-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>());</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>->setName(<span class="stringliteral">"CDO[VariableValue::d_scope]"</span>);)</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  }</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a>==NULL) {</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a> = <span class="keyword">new</span>(<span class="keyword">true</span>) <a class="code" href="classCVC3_1_1CDO.html">CDO<Clause></a>(<a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a02e36e773779bc9e17472e265b70627c">getCM</a>()-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>());</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a>->setName(<span class="stringliteral">"CDO[VariableValue::d_ante]"</span>);)</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  }</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a4724b62ffc80fa403bd9f4aa9aa95578">d_anteIdx</a>==NULL) {</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a4724b62ffc80fa403bd9f4aa9aa95578">d_anteIdx</a> = <span class="keyword">new</span>(<span class="keyword">true</span>) <a class="code" href="classCVC3_1_1CDO.html">CDO<int></a>(<a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a02e36e773779bc9e17472e265b70627c">getCM</a>()-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>());</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1VariableValue.html#a4724b62ffc80fa403bd9f4aa9aa95578">d_anteIdx</a>->setName(<span class="stringliteral">"CDO[VariableValue::d_anteIdx]"</span>);)</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  }</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="comment">// Compute the scope from the antecedent clause</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">// Assume the clause is valid exactly at the bottom scope</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordtype">int</span> scope(c.<a class="code" href="classCVC3_1_1Clause.html#af505679fdb9d5b220115747cb4548612">getScope</a>());</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i=0, iend=c.<a class="code" href="classCVC3_1_1Clause.html#a7cfde40c65fc8eb4f733094fad07dfa1">size</a>(); i!=iend; ++i) {</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">if</span>(i!=idx) {</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordtype">int</span> s(c[i].<a class="code" href="classCVC3_1_1VariableValue.html#aabc451feb269d84dc19bdc1148bc8af8">getScope</a>());</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">if</span>(s > scope) scope = s;</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(c[i].<a class="code" href="classCVC3_1_1VariableValue.html#a6f83bd36830c43e35d21984cd5b3a3ff">getValue</a>() != 0,</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="stringliteral">"VariableValue::setValue(ante): literal has no value: "</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="stringliteral">"i="</span>+<a class="code" href="namespaceCVC3.html#af69618103f1f0f2eadada0796a2a940c">int2string</a>(i)+<span class="stringliteral">" in\n clause = "</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  +c.<a class="code" href="classCVC3_1_1Clause.html#a97eeb3430667cd3c05a3c977d7285102">toString</a>());</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  }</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  }</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> </div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(val, scope);</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(scope, scope); <span class="comment">// d_vm->getCM()->scopeLevel();</span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(c, scope);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a4724b62ffc80fa403bd9f4aa9aa95578">d_anteIdx</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(idx, scope);</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// Set the theorem to null, to clean up the old value</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">if</span>(!<a class="code" href="classCVC3_1_1VariableValue.html#a2a186bfae906f1fa27d64457f2428125">getTheorem</a>().isNull()) <a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(<a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>(), scope);</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> </div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> l((idx == -1)? <a class="code" href="classCVC3_1_1VariableValue.html#a5e3bf7de7f3bd16d1b274e16d4292893">getExpr</a>().getEM()->falseExpr()</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  : c[idx].<a class="code" href="classCVC3_1_1VariableValue.html#a5e3bf7de7f3bd16d1b274e16d4292893">getExpr</a>());)</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>((val > 0 && l == <a class="code" href="classCVC3_1_1VariableValue.html#a5e3bf7de7f3bd16d1b274e16d4292893">getExpr</a>())</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  || (val < 0 && l.isNot() && l[0] == <a class="code" href="classCVC3_1_1VariableValue.html#a5e3bf7de7f3bd16d1b274e16d4292893">getExpr</a>()),</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="stringliteral">"VariableValue::setValue(val = "</span> + <a class="code" href="namespaceCVC3.html#af69618103f1f0f2eadada0796a2a940c">int2string</a>(val)</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  + <span class="stringliteral">", c = "</span> + c.<a class="code" href="classCVC3_1_1Clause.html#a97eeb3430667cd3c05a3c977d7285102">toString</a>() + <span class="stringliteral">", idx = "</span> + <a class="code" href="namespaceCVC3.html#af69618103f1f0f2eadada0796a2a940c">int2string</a>(idx)</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  + <span class="stringliteral">"):\n expr = "</span> + <a class="code" href="classCVC3_1_1VariableValue.html#a5e3bf7de7f3bd16d1b274e16d4292893">getExpr</a>().<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>()</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  + <span class="stringliteral">"\n literal = "</span> + l.toString());</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> }</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> </div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="comment">// The theorem's expr must be the same as the variable's expr or</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment">// its negation</span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableValue.html#a3be05859755a92bd60ceeb4b5a2e99d6"> 295</a></span> <a class="code" href="classCVC3_1_1VariableValue.html#aefcf6649a5dcfa1382c3a296659b57a5">VariableValue::setValue</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& thm, <span class="keywordtype">int</span> scope) {</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>==NULL) {</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="comment">// Make sure d_val==0 all the way to scope 0</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a> = <span class="keyword">new</span>(<span class="keyword">true</span>) <a class="code" href="classCVC3_1_1CDO.html">CDO<int></a>(<a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a02e36e773779bc9e17472e265b70627c">getCM</a>()-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>(),0,0);</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>->setName(<span class="stringliteral">"CDO[VariableValue::d_val]"</span>);)</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>==NULL) {</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a> = <span class="keyword">new</span>(<span class="keyword">true</span>) <a class="code" href="classCVC3_1_1CDO.html">CDO<int></a>(<a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a02e36e773779bc9e17472e265b70627c">getCM</a>()-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>());</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>->setName(<span class="stringliteral">"CDO[VariableValue::d_scope]"</span>);)</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  }</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a>==NULL) {</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a> = <span class="keyword">new</span>(<span class="keyword">true</span>) <a class="code" href="classCVC3_1_1CDO.html">CDO<Theorem></a>(<a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a02e36e773779bc9e17472e265b70627c">getCM</a>()-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>());</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a>->setName(<span class="stringliteral">"CDO[VariableValue::d_thm]"</span>);)</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  }</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> e(thm.<a class="code" href="classCVC3_1_1Theorem.html#af2b97ae5d270ddf1013bf4f3867a7e5d">getExpr</a>());</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordtype">int</span> val(0);</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">if</span>(e == <a class="code" href="classCVC3_1_1VariableValue.html#aa38abcee5fb57b183108f033a150fdda">d_expr</a>) val = 1;</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <a class="code" href="debug_8h.html#a40dac3bdb2166ffc852ee8b1489d2b56">DebugAssert</a>(e.isNot() && e[0] == <a class="code" href="classCVC3_1_1VariableValue.html#aa38abcee5fb57b183108f033a150fdda">d_expr</a>,</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="stringliteral">"VariableValue::setValue(thm = "</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  + thm.<a class="code" href="classCVC3_1_1Theorem.html#ac4b1c9570ffb9cc901627ef2abb9ff77">toString</a>() + <span class="stringliteral">"): expr = "</span> + <a class="code" href="classCVC3_1_1VariableValue.html#aa38abcee5fb57b183108f033a150fdda">d_expr</a>.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>());</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  val = -1;</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  }</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="comment">// Set the values on that scope</span></div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(val, scope);</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a091dd8e7d8ba7c99080e169931e5007a">d_scope</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(scope, scope); <span class="comment">// d_vm->getCM()->scopeLevel();</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a4f427c91c94b29fac5fe8280e2cc45d9">d_thm</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(thm, scope);</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="comment">// Set clause to null, to clean up the old value</span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordflow">if</span>(!<a class="code" href="classCVC3_1_1VariableValue.html#aac80324d8bc82742954381946066c103">getAntecedent</a>().isNull()) <a class="code" href="classCVC3_1_1VariableValue.html#a87f6665f00344a0503c10bbe265f2432">d_ante</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(<a class="code" href="classCVC3_1_1Clause.html" title="A class representing a CNF clause (a smart pointer)">Clause</a>(), scope);</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> }</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableValue.html#abfd2af792b3d79935abf5fa2db7e8218"> 328</a></span> <a class="code" href="classCVC3_1_1VariableValue.html#abfd2af792b3d79935abf5fa2db7e8218">VariableValue::setAssumpThm</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& thm, <span class="keywordtype">int</span> scope) {</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableValue.html#a345214752d3f0349a91c60a26cf53f29">d_assump</a>==NULL) {</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="comment">// Make sure d_val==0 all the way to scope 0</span></div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a345214752d3f0349a91c60a26cf53f29">d_assump</a> = <span class="keyword">new</span>(<span class="keyword">true</span>) <a class="code" href="classCVC3_1_1CDO.html">CDO<Theorem></a>(<a class="code" href="classCVC3_1_1VariableValue.html#a8b9cd77982124084ed87e4fde0e6460a">d_vm</a>-><a class="code" href="classCVC3_1_1VariableManager.html#a02e36e773779bc9e17472e265b70627c">getCM</a>()-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>());</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <a class="code" href="debug_8h.html#a600cb2d68efe7cc413cccbb5714c7016">IF_DEBUG</a>(<a class="code" href="classCVC3_1_1VariableValue.html#ada795515a6c29d6301cdb643c7b0479e">d_val</a>->setName(<span class="stringliteral">"CDO[VariableValue::d_val]"</span>);)</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  }</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <a class="code" href="classCVC3_1_1VariableValue.html#a345214752d3f0349a91c60a26cf53f29">d_assump</a>-><a class="code" href="classCVC3_1_1CDO.html#ab4e881820af78a628c72691cb9c2128e">set</a>(thm, scope);</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> }</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> </div>
<div class="line"><a name="l00337"></a><span class="lineno"><a class="code" href="namespaceCVC3.html#abed99cdcb909aa149d9efca57fb11b15"> 337</a></span> ostream& <a class="code" href="classCVC3_1_1VariableValue.html#a98e3d083ca34ed383ea51259c73fc81b">operator<<</a>(ostream& os, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1VariableValue.html">VariableValue</a>& v) {</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  os << <span class="stringliteral">"Var("</span> << v.<a class="code" href="classCVC3_1_1VariableValue.html#a5e3bf7de7f3bd16d1b274e16d4292893">getExpr</a>() << <span class="stringliteral">" = "</span> << v.<a class="code" href="classCVC3_1_1VariableValue.html#a6f83bd36830c43e35d21984cd5b3a3ff">getValue</a>();</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">if</span>(v.<a class="code" href="classCVC3_1_1VariableValue.html#a6f83bd36830c43e35d21984cd5b3a3ff">getValue</a>() != 0) {</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  os << <span class="stringliteral">" @ "</span> << v.<a class="code" href="classCVC3_1_1VariableValue.html#aabc451feb269d84dc19bdc1148bc8af8">getScope</a>();</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">if</span>(!v.<a class="code" href="classCVC3_1_1VariableValue.html#a2a186bfae906f1fa27d64457f2428125">getTheorem</a>().<a class="code" href="classCVC3_1_1Theorem.html#afc6fdb0507eb3669e28d9be5ed0bd333">isNull</a>())</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  os << <span class="stringliteral">"; "</span> << v.<a class="code" href="classCVC3_1_1VariableValue.html#a2a186bfae906f1fa27d64457f2428125">getTheorem</a>();</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span>(!v.<a class="code" href="classCVC3_1_1VariableValue.html#aac80324d8bc82742954381946066c103">getAntecedent</a>().<a class="code" href="classCVC3_1_1Clause.html#a60c298aa79d5cec791f8eeef2086e92f">isNull</a>()) {</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  os << <span class="stringliteral">"; #"</span> << v.<a class="code" href="classCVC3_1_1VariableValue.html#a5ead45485317b8beb32d1489d71b7274">getAntecedentIdx</a>()</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  << <span class="stringliteral">" in "</span> << <a class="code" href="classCVC3_1_1CompactClause.html">CompactClause</a>(v.<a class="code" href="classCVC3_1_1VariableValue.html#aac80324d8bc82742954381946066c103">getAntecedent</a>());</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  }</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  }</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">return</span> os << <span class="stringliteral">")"</span>;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> }</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment"></span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment">///////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="comment"></span><span class="comment">// class VariableManager methods</span><span class="comment"></span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment">///////////////////////////////////////////////////////////////////////</span></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment"></span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment">// Creating unique VariableValue</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <a class="code" href="classCVC3_1_1VariableValue.html#a97912bc131f38a4d5f93bb1456118a0b">VariableValue</a>*</div>
<div class="line"><a name="l00357"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableManager.html#a2052323b56685b21f16d1062917dfe38"> 357</a></span> <a class="code" href="classCVC3_1_1VariableManager.html#a2052323b56685b21f16d1062917dfe38">VariableManager::newVariableValue</a>(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e) {</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <a class="code" href="classCVC3_1_1VariableValue.html">VariableValue</a> vv(<span class="keyword">this</span>, e);</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <a class="code" href="classHash_1_1hash__set.html#a87a125f71dd85de65e662559bd5a66dc">VariableValueSet::iterator</a> i(d_varSet.find(&vv)), iend(d_varSet.end());</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">if</span>(i != iend) <span class="keywordflow">return</span> (*i);</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="comment">// No such variable, create and insert one</span></div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <a class="code" href="classCVC3_1_1VariableValue.html">VariableValue</a>* p_vv(<span class="keyword">new</span>(d_mm) <a class="code" href="classCVC3_1_1VariableValue.html#a97912bc131f38a4d5f93bb1456118a0b">VariableValue</a>(<span class="keyword">this</span>, e));</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  d_varSet.insert(p_vv);</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">return</span> p_vv;</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> }</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="comment">// Constructor</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableManager.html#a7faa284a5e5a72a87426de1f5cbf1bc9"> 368</a></span> <a class="code" href="classCVC3_1_1VariableManager.html#a7faa284a5e5a72a87426de1f5cbf1bc9">VariableManager::VariableManager</a>(<a class="code" href="classCVC3_1_1ContextManager.html" title="Manager for multiple contexts. Also holds current context.">ContextManager</a>* cm, <a class="code" href="classCVC3_1_1SearchEngineRules.html" title="API to the proof rules for the Search Engines.">SearchEngineRules</a>* rules,</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">const</span> <span class="keywordtype">string</span>& mmFlag)</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  : d_cm(cm), d_rules(rules), d_disableGC(false), d_postponeGC(false) {</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">if</span>(mmFlag == <span class="stringliteral">"chunks"</span>)</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <a class="code" href="classCVC3_1_1VariableManager.html#a19ff37ae7bc9f7e807cd66aa8e5f18f4">d_mm</a> = <span class="keyword">new</span> <a class="code" href="classCVC3_1_1MemoryManagerChunks.html">MemoryManagerChunks</a>(<span class="keyword">sizeof</span>(<a class="code" href="classCVC3_1_1VariableValue.html">VariableValue</a>));</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <a class="code" href="classCVC3_1_1VariableManager.html#a19ff37ae7bc9f7e807cd66aa8e5f18f4">d_mm</a> = <span class="keyword">new</span> <a class="code" href="classCVC3_1_1MemoryManagerMalloc.html">MemoryManagerMalloc</a>();</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <a class="code" href="classCVC3_1_1VariableManager.html#a17f4827ea92ce6e1ad0a1d5fa5726146">d_notifyObj</a> = <span class="keyword">new</span> <a class="code" href="classCVC3_1_1VariableManagerNotifyObj.html" title="Notifies VariableManager before and after each pop()">VariableManagerNotifyObj</a>(<span class="keyword">this</span>, <a class="code" href="classCVC3_1_1VariableManager.html#aa9a63ca44ee29e3e11b843abf64680fd">d_cm</a>-><a class="code" href="classCVC3_1_1ContextManager.html#a66a7d900301c1459de90b048623d9297">getCurrentContext</a>());</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> }</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="comment">// Destructor</span></div>
<div class="line"><a name="l00380"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableManager.html#a321959b4af5952884d5215ca1eeb3bcc"> 380</a></span> <a class="code" href="classCVC3_1_1VariableManager.html#a321959b4af5952884d5215ca1eeb3bcc">VariableManager::~VariableManager</a>() {</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keyword">delete</span> <a class="code" href="classCVC3_1_1VariableManager.html#a17f4827ea92ce6e1ad0a1d5fa5726146">d_notifyObj</a>;</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="comment">// Delete the remaining variables</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <a class="code" href="classCVC3_1_1VariableManager.html#a87d086a76555966bb4e6f62b9e32bbac" title="Disable the garbage collection.">d_disableGC</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  vector<VariableValue*> vars;</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">for</span>(<a class="code" href="classHash_1_1hash__set.html#a87a125f71dd85de65e662559bd5a66dc">VariableValueSet::iterator</a> i=<a class="code" href="classCVC3_1_1VariableManager.html#aeebf5ed3c88627c0b43f61c4f1ba42e5">d_varSet</a>.<a class="code" href="classHash_1_1hash__set.html#a69de75543eb1e9fa3510bb5090ad61a6" title="iterators">begin</a>(), iend=<a class="code" href="classCVC3_1_1VariableManager.html#aeebf5ed3c88627c0b43f61c4f1ba42e5">d_varSet</a>.<a class="code" href="classHash_1_1hash__set.html#ae3ee82665499970f29a93df9948a5757">end</a>();</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  i!=iend; ++i) {</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  vars.push_back(*i);</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="comment">// delete(*i);</span></div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="comment">// No need to free memory; we'll delete the entire d_mm</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="comment">// d_mm->deleteData(*i);</span></div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  }</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <a class="code" href="classCVC3_1_1VariableManager.html#aeebf5ed3c88627c0b43f61c4f1ba42e5">d_varSet</a>.<a class="code" href="classHash_1_1hash__set.html#a2d699de2bb0dac0d1ea819fdc8acda96">clear</a>();</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordflow">for</span>(vector<VariableValue*>::iterator i=vars.begin(), iend=vars.end();</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  i!=iend; ++i) <span class="keyword">delete</span> *i;</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keyword">delete</span> <a class="code" href="classCVC3_1_1VariableManager.html#a19ff37ae7bc9f7e807cd66aa8e5f18f4">d_mm</a>;</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> }</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> </div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="comment">// Garbage collect VariableValue pointer</span></div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableManager.html#a5f35575560aac2140e817aa49190894d"> 400</a></span> <a class="code" href="classCVC3_1_1VariableManager.html#a5f35575560aac2140e817aa49190894d" title="Garbage collect VariableValue pointer.">VariableManager::gc</a>(<a class="code" href="classCVC3_1_1VariableValue.html">VariableValue</a>* v) {</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">if</span>(!<a class="code" href="classCVC3_1_1VariableManager.html#a87d086a76555966bb4e6f62b9e32bbac" title="Disable the garbage collection.">d_disableGC</a>) {</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <a class="code" href="classCVC3_1_1VariableManager.html#aeebf5ed3c88627c0b43f61c4f1ba42e5">d_varSet</a>.<a class="code" href="classHash_1_1hash__set.html#a82dbe044048d8e25f0ffd148d726d1e4">erase</a>(v);</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordflow">if</span>(<a class="code" href="classCVC3_1_1VariableManager.html#adcdbfcae4aa2f069cfcb15d9b308b727" title="Postpone garbage collection.">d_postponeGC</a>) <a class="code" href="classCVC3_1_1VariableManager.html#af71a9d9933957edede81db48be5da5a3" title="Vector of variables to be deleted (postponed during pop())">d_deleted</a>.push_back(v);</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keyword">delete</span> v;</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <a class="code" href="classCVC3_1_1VariableManager.html#a19ff37ae7bc9f7e807cd66aa8e5f18f4">d_mm</a>-><a class="code" href="classCVC3_1_1MemoryManager.html#ad29fac88d3a07566d9a8f9dc8d8e059c">deleteData</a>(v);</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  }</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> }</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> </div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"><a class="code" href="classCVC3_1_1VariableManager.html#ad7d360514fcfd910668eabd097dbe81c"> 413</a></span> <a class="code" href="classCVC3_1_1VariableManager.html#ad7d360514fcfd910668eabd097dbe81c" title="Resume garbage collection.">VariableManager::resumeGC</a>() {</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <a class="code" href="classCVC3_1_1VariableManager.html#adcdbfcae4aa2f069cfcb15d9b308b727" title="Postpone garbage collection.">d_postponeGC</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">while</span>(<a class="code" href="classCVC3_1_1VariableManager.html#af71a9d9933957edede81db48be5da5a3" title="Vector of variables to be deleted (postponed during pop())">d_deleted</a>.size() > 0) {</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <a class="code" href="classCVC3_1_1VariableValue.html">VariableValue</a>* v = <a class="code" href="classCVC3_1_1VariableManager.html#af71a9d9933957edede81db48be5da5a3" title="Vector of variables to be deleted (postponed during pop())">d_deleted</a>.back();</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <a class="code" href="classCVC3_1_1VariableManager.html#af71a9d9933957edede81db48be5da5a3" title="Vector of variables to be deleted (postponed during pop())">d_deleted</a>.pop_back();</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keyword">delete</span> v;</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <a class="code" href="classCVC3_1_1VariableManager.html#a19ff37ae7bc9f7e807cd66aa8e5f18f4">d_mm</a>-><a class="code" href="classCVC3_1_1MemoryManager.html#ad29fac88d3a07566d9a8f9dc8d8e059c">deleteData</a>(v);</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  }</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> }</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> } <span class="comment">// end of namespace CVC3</span></div>
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