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union_find::reserve

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Jakob Rath 2022-08-01 14:54:26 +02:00 committed by Nikolaj Bjorner
parent e8e64d3098
commit 5d858da58a
2 changed files with 6 additions and 1 deletions
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2
src/util/uint_set.h
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@ -192,7 +192,7 @@ public:
m_set(&s), m_index(at_end?s.get_max_elem():0), m_last(s.get_max_elem()) { m_set(&s), m_index(at_end?s.get_max_elem():0), m_last(s.get_max_elem()) {
scan(); scan();
SASSERT(invariant()); SASSERT(invariant());
} }
unsigned operator*() const { return m_index; } unsigned operator*() const { return m_index; }
bool operator==(iterator const& it) const { return m_index == it.m_index; } bool operator==(iterator const& it) const { return m_index == it.m_index; }
bool operator!=(iterator const& it) const { return m_index != it.m_index; } bool operator!=(iterator const& it) const { return m_index != it.m_index; }

5
src/util/union_find.h
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@ -93,6 +93,11 @@ public:
return r; return r;
} }
void reserve(unsigned v) {
while (get_num_vars() <= v)
mk_var();
}
unsigned get_num_vars() const { return m_find.size(); } unsigned get_num_vars() const { return m_find.size(); }