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https://github.com/Z3Prover/z3
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57 lines
999 B
C++
57 lines
999 B
C++
/*++
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Copyright (c) 2006 Microsoft Corporation
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Module Name:
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marker.h
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Abstract:
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Auxiliary object for managing markings
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Author:
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Leonardo de Moura (leonardo) 2008-02-07.
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Revision History:
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--*/
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#ifndef _MARKER_H_
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#define _MARKER_H_
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#include"vector.h"
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/**
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\brief Keep track of all marked objects. Unmark them when the method
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unmark or destructor is invoked.
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*/
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template<typename T>
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class marker {
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ptr_vector<T> m_to_unmark;
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public:
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~marker() {
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unmark();
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}
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void mark(T * obj) {
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obj->set_mark(true);
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m_to_unmark.push_back(obj);
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}
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bool is_marked(T * obj) const {
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return obj->is_marked();
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}
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void unmark() {
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typename ptr_vector<T>::iterator it = m_to_unmark.begin();
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typename ptr_vector<T>::iterator end = m_to_unmark.end();
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for (; it != end; ++it) {
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T * obj = *it;
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obj->set_mark(false);
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}
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m_to_unmark.reset();
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}
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};
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#endif /* _MARKER_H_ */
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