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Merge branch 'master' of https://github.com/Z3Prover/z3

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Nikolaj Bjorner 2017-07-31 13:24:57 -07:00
commit 063b6e9ea5
9 changed files with 139 additions and 103 deletions
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8
src/ast/rewriter/quant_hoist.h
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@ -43,14 +43,14 @@ public:
or, and, implies, ite (then and else branch only).
*/
void operator()(expr* fml, app_ref_vector& vars, bool& is_fa, expr_ref& result);
void operator()(expr* fml, app_ref_vector& vars, bool& is_fa, expr_ref& result, bool use_fresh = true, bool rewrite_ok = true);
/**
\brief Pull top-most existential quantifier up.
The list of variables is empty if there are no top-level existential quantifier.
*/
void pull_exists(expr* fml, app_ref_vector& vars, expr_ref& result);
void pull_exists(expr* fml, app_ref_vector& vars, expr_ref& result, bool use_fresh = true, bool rewrite_ok = true);
/**
@ -58,7 +58,7 @@ public:
The list of variables is empty if there are no top-level universal/existential quantifier.
*/
void pull_quantifier(bool is_forall, expr_ref& fml, app_ref_vector& vars);
void pull_quantifier(bool is_forall, expr_ref& fml, app_ref_vector& vars, bool use_fresh = true, bool rewrite_ok = true);
/**
\brief Pull top-most universal (is_forall true) or existential (is_forall=false) quantifier up.
@ -66,7 +66,7 @@ public:
Return index of maximal variable.
*/
unsigned pull_quantifier(bool is_forall, expr_ref& fml, ptr_vector<sort>* sorts, svector<symbol>* names);
unsigned pull_quantifier(bool is_forall, expr_ref& fml, ptr_vector<sort>* sorts, svector<symbol>* names, bool use_fresh = true, bool rewrite_ok = true);
};