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streamlining proof generation (initial step of removing ast-manager dependency). Detect error in model creation when declaring constant with non-zero arity. See #1223

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-10-23 21:16:46 -07:00
parent 77bbae65f5
commit f63439603d
20 changed files with 129 additions and 153 deletions
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8
src/ast/ast.h
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@ -1396,8 +1396,7 @@ public:
enum proof_gen_mode {
PGM_DISABLED,
PGM_COARSE,
PGM_FINE
PGM_ENABLED
};
// -----------------------------------
@ -2088,15 +2087,14 @@ protected:
proof * mk_proof(family_id fid, decl_kind k, expr * arg1, expr * arg2);
proof * mk_proof(family_id fid, decl_kind k, expr * arg1, expr * arg2, expr * arg3);
proof * mk_undef_proof() const { return m_undef_proof; }
public:
bool proofs_enabled() const { return m_proof_mode != PGM_DISABLED; }
bool proofs_disabled() const { return m_proof_mode == PGM_DISABLED; }
bool coarse_grain_proofs() const { return m_proof_mode == PGM_COARSE; }
bool fine_grain_proofs() const { return m_proof_mode == PGM_FINE; }
proof_gen_mode proof_mode() const { return m_proof_mode; }
void toggle_proof_mode(proof_gen_mode m) { m_proof_mode = m; } // APIs for creating proof objects return [undef]
proof * mk_undef_proof() const { return m_undef_proof; }
bool is_proof(expr const * n) const { return is_app(n) && to_app(n)->get_decl()->get_range() == m_proof_sort; }