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preparing for more efficient asymmetric branching

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-11-29 17:16:15 -08:00
parent 7e56d05dcf
commit a4dc68766d
11 changed files with 47 additions and 27 deletions
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2
src/sat/sat_solver.cpp
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@ -1415,6 +1415,7 @@ namespace sat {
m_next_simplify = 0;
m_min_d_tk = 1.0;
m_search_lvl = 0;
m_conflicts_since_gc = 0;
m_asymm_branch.init_search();
m_stopwatch.reset();
m_stopwatch.start();
@ -1660,6 +1661,7 @@ namespace sat {
void solver::gc() {
if (m_conflicts_since_gc <= m_gc_threshold)
return;
IF_VERBOSE(1, verbose_stream() << "gc\n";);
CASSERT("sat_gc_bug", check_invariant());
switch (m_config.m_gc_strategy) {
case GC_GLUE: