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fix #2251 thanks to Clark

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-04-27 09:44:18 -07:00
parent 7e2afca2c6
commit fa88bdb075
10 changed files with 138 additions and 30 deletions
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24
src/ast/array_decl_plugin.h
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@ -164,6 +164,8 @@ public:
bool is_as_array(func_decl* f, func_decl*& g) const { return is_decl_of(f, m_fid, OP_AS_ARRAY) && (g = get_as_array_func_decl(f), true); }
func_decl * get_as_array_func_decl(expr * n) const;
func_decl * get_as_array_func_decl(func_decl* f) const;
func_decl * get_map_func_decl(func_decl* f) const;
func_decl * get_map_func_decl(expr* e) const { return get_map_func_decl(to_app(e)->get_decl()); }
bool is_const(expr* e, expr*& v) const;
@ -190,6 +192,16 @@ public:
parameter p(f);
return m_manager.mk_app(m_fid, OP_ARRAY_MAP, 1, &p, num_args, args);
}
expr * mk_map_assoc(func_decl * f, unsigned num_args, expr * const * args) {
expr* r = args[0];
for (unsigned i = 1; i < num_args; ++i) {
expr* es[2] = { r, args[i] };
r = mk_map(f, 2, es);
}
return r;
}
app * mk_const_array(sort * s, expr * v) {
parameter param(s);
return m_manager.mk_app(m_fid, OP_CONST_ARRAY, 1, &param, 1, &v);
@ -201,6 +213,18 @@ public:
return mk_const_array(s, m_manager.mk_true());
}
app * mk_setminus(expr* s1, expr* s2) {
return m_manager.mk_app(m_fid, OP_SET_DIFFERENCE, s1, s2);
}
app * mk_intersection(expr* s1, expr* s2) {
return m_manager.mk_app(m_fid, OP_SET_INTERSECT, s1, s2);
}
app * mk_union(expr* s1, expr* s2) {
return m_manager.mk_app(m_fid, OP_SET_UNION, s1, s2);
}
app* mk_has_size(expr* set, expr* n) {
return m_manager.mk_app(m_fid, OP_SET_HAS_SIZE, set, n);
}