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fix crash bugs in sat solver

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-11-11 11:25:43 -08:00
parent c522487a86
commit a6da207b65
10 changed files with 133 additions and 43 deletions
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16
src/sat/sat_clause.cpp
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@ -129,20 +129,23 @@ namespace sat {
}
clause * clause_allocator::get_clause(clause_offset cls_off) const {
#if defined(_AMD64_)
#if 0
// defined(_AMD64_)
if (((cls_off & c_alignment_mask) == c_last_segment)) {
unsigned id = cls_off >> c_cls_alignment;
return const_cast<clause*>(m_last_seg_id2cls[id]);
}
return reinterpret_cast<clause *>(m_segments[cls_off & c_alignment_mask] + (static_cast<size_t>(cls_off) & ~c_alignment_mask));
#else
VERIFY(cls_off == reinterpret_cast<clause_offset>(reinterpret_cast<clause*>(cls_off)));
return reinterpret_cast<clause *>(cls_off);
#endif
}
clause_offset clause_allocator::get_offset(clause const * cls) const {
#if defined(_AMD64_)
#if 0
// defined(_AMD64_)
size_t ptr = reinterpret_cast<size_t>(cls);
SASSERT((ptr & c_alignment_mask) == 0);
@ -163,6 +166,7 @@ namespace sat {
return static_cast<clause_offset>(reinterpret_cast<size_t>(cls)) + i;
}
#else
VERIFY(cls == reinterpret_cast<clause *>(reinterpret_cast<size_t>(cls)));
return reinterpret_cast<size_t>(cls);
#endif
}
@ -178,9 +182,13 @@ namespace sat {
void clause_allocator::del_clause(clause * cls) {
TRACE("sat_clause", tout << "delete: " << cls->id() << " " << *cls << "\n";);
if (cls->id() == 62805 && cls->capacity() == 29) {
std::cout << "delete 62805\n";
for (literal l : *cls) {
std::cout << l << "\n";
}
}
m_id_gen.recycle(cls->id());
#if defined(_AMD64_)
#endif
size_t size = clause::get_obj_size(cls->m_capacity);
cls->~clause();
m_allocator.deallocate(size, cls);