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fast path for antecedent extraction in smt_context

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2016-07-28 16:49:19 -07:00
parent ceb3f0c869
commit 8221a09659
11 changed files with 237 additions and 0 deletions
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7
src/smt/smt_context.cpp
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@ -2460,6 +2460,13 @@ namespace smt {
SASSERT(m_scope_lvl == m_base_lvl);
}
void context::pop_to_search_lvl() {
unsigned num_levels = m_scope_lvl - get_search_level();
if (num_levels > 0) {
pop_scope(num_levels);
}
}
/**
\brief Simplify the given clause using the assignment. Return
true if the clause was already satisfied, and false otherwise.