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reworking cancellation

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-12-11 16:21:24 -08:00
parent 981f8226fe
commit baee4225a7
145 changed files with 172 additions and 958 deletions
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14
src/tactic/arith/degree_shift_tactic.cpp
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@ -40,7 +40,6 @@ class degree_shift_tactic : public tactic {
rational m_one;
bool m_produce_models;
bool m_produce_proofs;
volatile bool m_cancel;
expr * mk_power(expr * t, rational const & k) {
if (k.is_one())
@ -96,15 +95,11 @@ class degree_shift_tactic : public tactic {
m_pinned(_m),
m_one(1),
m_rw(0) {
m_cancel = false;
}
void set_cancel(bool f) {
m_cancel = f;
}
void checkpoint() {
if (m_cancel)
if (m.canceled())
throw tactic_exception(TACTIC_CANCELED_MSG);
cooperate("degree_shift");
}
@ -326,12 +321,7 @@ public:
}
dealloc(d);
}
protected:
virtual void set_cancel(bool f) {
if (m_imp)
m_imp->set_cancel(f);
}
};
tactic * mk_degree_shift_tactic(ast_manager & m, params_ref const & p) {