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add virtual destructors, fix operator code for API methods complement and intersection per note by Loris d'Antoni

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-12-09 23:17:52 +01:00
parent a17e957362
commit e092232f67
10 changed files with 38 additions and 33 deletions
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2
src/math/automata/boolean_algebra.h
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@ -26,6 +26,7 @@ Revision History:
template<class T>
class positive_boolean_algebra {
public:
virtual ~positive_boolean_algebra() {}
virtual T mk_false() = 0;
virtual T mk_true() = 0;
virtual T mk_and(T x, T y) = 0;
@ -38,6 +39,7 @@ public:
template<class T>
class boolean_algebra : public positive_boolean_algebra<T> {
public:
virtual ~boolean_algebra() {}
virtual T mk_not(T x) = 0;
//virtual lbool are_equivalent(T x, T y) = 0;
//virtual T simplify(T x) = 0;

2
src/math/subpaving/tactic/subpaving_tactic.cpp
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@ -35,6 +35,8 @@ class subpaving_tactic : public tactic {
display_var_proc(expr2var & e2v):m_inv(e2v.m()) {
e2v.mk_inv(m_inv);
}
virtual ~display_var_proc() {}
ast_manager & m() const { return m_inv.get_manager(); }