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optimizations to bv-solver and euf-egraph (#4698)

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* additional bit-vector propagators

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* rename restrict (not a keyword, but well) #4694, tune euf

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add pb rewriting to pb2bv #4697

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2020-09-20 06:47:27 -07:00 • committed by GitHub
parent ed44a44579
commit 6f63f8761c
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24 changed files with 206 additions and 116 deletions
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src/sat/smt/sat_th.cpp
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@ -135,7 +135,9 @@ namespace euf {
return !is_true(a, b, c, d) && (ctx.s().add_clause(4, lits, sat::status::th(m_is_redundant, get_id())), true);
}
bool th_euf_solver::is_true(sat::literal lit) { return ctx.s().value(lit) == l_true; }
bool th_euf_solver::is_true(sat::literal lit) {
return ctx.s().value(lit) == l_true;
}
euf::enode* th_euf_solver::mk_enode(expr* e, bool suppress_args) {
m_args.reset();