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add missing locks around mpz operations that access object allocator. Use internal skolem constant for theory assumption to hide it from models

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-05-14 14:04:00 -07:00
parent 0ddbd32a42
commit a0efdc21c3
3 changed files with 11 additions and 3 deletions
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4
src/smt/theory_str.cpp
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@ -7364,7 +7364,7 @@ namespace smt {
const char* strOverlap = "!!TheoryStrOverlapAssumption!!";
seq_util m_sequtil(get_manager());
sort * s = get_manager().mk_bool_sort();
m_theoryStrOverlapAssumption_term = expr_ref(get_manager().mk_fresh_const(strOverlap, s), get_manager());
m_theoryStrOverlapAssumption_term = expr_ref(mk_fresh_const(strOverlap, s), get_manager());
assumptions.push_back(get_manager().mk_not(m_theoryStrOverlapAssumption_term));
}
@ -9239,7 +9239,7 @@ namespace smt {
);
// ----------------------------------------------------------------------------------------
ptr_vector<expr> orList;
ptr_vector<expr> andList;