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https://github.com/Z3Prover/z3
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parent
8db0429809
commit
b2c3025e21
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@ -363,8 +363,7 @@ namespace smt {
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}
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idx--;
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// skip literals from levels above the conflict level
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while (m_ctx.get_assign_level(m_assigned_literals[idx]) > m_conflict_lvl) {
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SASSERT(idx > 0);
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while (m_ctx.get_assign_level(m_assigned_literals[idx]) > m_conflict_lvl && idx > 0) {
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idx--;
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}
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return idx;
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@ -4284,6 +4284,7 @@ namespace smt {
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// adding length constraint for _ = constStr seems slowing things down.
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expr_ref option1(mk_and(and_item), mgr);
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ctx.get_rewriter()(option1);
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arrangement_disjunction.push_back(option1);
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double priority;
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if (i == strValue.length()) {
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@ -7681,7 +7682,6 @@ namespace smt {
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void theory_str::add_theory_assumptions(expr_ref_vector & assumptions) {
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TRACE("str", tout << "add overlap assumption for theory_str" << std::endl;);
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const char* strOverlap = "!!TheoryStrOverlapAssumption!!";
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seq_util m_sequtil(get_manager());
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sort * s = get_manager().mk_bool_sort();
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m_theoryStrOverlapAssumption_term = expr_ref(mk_fresh_const(strOverlap, s), get_manager());
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assumptions.push_back(get_manager().mk_not(m_theoryStrOverlapAssumption_term));
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