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instead of building axiom (=> x y), build (or (not x) y)

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this may be a bug in Z3 as it suggests that implications are ignored
e.g. I can assert the axiom (=> true false) and Z3 is okay with this
This commit is contained in:
Murphy Berzish 2015-09-28 03:20:13 -04:00
parent 5fe129b571
commit bccadedfee
2 changed files with 16 additions and 8 deletions
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1
src/smt/theory_str.h
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@ -93,6 +93,7 @@ namespace smt {
virtual void relevant_eh(app * n);
virtual void assign_eh(bool_var v, bool is_true);
virtual void push_scope_eh();
virtual void pop_scope_eh(unsigned num_scopes);
virtual void reset_eh();
virtual bool can_propagate();