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https://github.com/Z3Prover/z3
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nnf: let's try a different version of compatible frames wo/ copying
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01f642a6f3
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@ -207,8 +207,8 @@ struct nnf::imp {
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unsigned m_new_child:1;
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unsigned m_cache_result:1;
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unsigned m_spos; // top of the result stack, when the frame was created.
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frame(expr_ref & n, bool pol, bool in_q, bool cache_res, unsigned spos):
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m_curr(n),
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frame(expr_ref && n, bool pol, bool in_q, bool cache_res, unsigned spos):
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m_curr(std::move(n)),
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m_i(0),
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m_pol(pol),
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m_in_q(in_q),
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@ -216,17 +216,8 @@ struct nnf::imp {
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m_cache_result(cache_res),
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m_spos(spos) {
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}
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frame(frame & other):
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m_curr(other.m_curr),
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m_i(other.m_i),
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m_pol(other.m_pol),
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m_in_q(other.m_in_q),
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m_new_child(other.m_new_child),
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m_cache_result(other.m_cache_result),
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m_spos(other.m_spos) {
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}
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frame(frame && other):
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m_curr(other.m_curr),
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m_curr(std::move(other.m_curr)),
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m_i(other.m_i),
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m_pol(other.m_pol),
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m_in_q(other.m_in_q),
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@ -343,8 +334,7 @@ struct nnf::imp {
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}
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void push_frame(expr * t, bool pol, bool in_q, bool cache_res) {
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expr_ref tt(t, m());
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m_frame_stack.push_back(frame(tt, pol, in_q, cache_res, m_result_stack.size()));
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m_frame_stack.push_back(frame(expr_ref(t, m()), pol, in_q, cache_res, m_result_stack.size()));
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}
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static unsigned get_cache_idx(bool pol, bool in_q) {
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