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adding range to C API. Issue #831

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-12-08 18:28:27 +01:00
parent dc0d29a00c
commit feb801564b
3 changed files with 13 additions and 1 deletions
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2
src/api/api_seq.cpp
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@ -145,7 +145,7 @@ extern "C" {
MK_UNARY(Z3_mk_re_option, mk_c(c)->get_seq_fid(), OP_RE_OPTION, SKIP);
MK_NARY(Z3_mk_re_union, mk_c(c)->get_seq_fid(), OP_RE_UNION, SKIP);
MK_NARY(Z3_mk_re_concat, mk_c(c)->get_seq_fid(), OP_RE_CONCAT, SKIP);
MK_BINARY(Z3_mk_re_range, mk_c(c)->get_seq_fid(), OP_RE_RANGE, SKIP);
};

4
src/api/c++/z3++.h
View file

@ -934,6 +934,8 @@ namespace z3 {
check_error();
return expr(ctx(), r);
}
friend expr range(expr const& lo, expr const& hi);
@ -1225,6 +1227,8 @@ namespace z3 {
inline expr operator~(expr const & a) { Z3_ast r = Z3_mk_bvnot(a.ctx(), a); return expr(a.ctx(), r); }
inline expr range(expr const& lo, expr const& hi) { check_context(lo, hi); Z3_ast r = Z3_mk_re_range(lo.ctx(), lo, hi); lo.check_error(); return expr(lo.ctx(), r); }

8
src/api/z3_api.h
View file

@ -3367,6 +3367,14 @@ extern "C" {
*/
Z3_ast Z3_API Z3_mk_re_concat(Z3_context c, unsigned n, Z3_ast const args[]);
/**
\brief Create the range regular expression over two sequences of length 1.
def_API('Z3_mk_re_range' ,AST ,(_in(CONTEXT), _in(AST), _in(AST)))
*/
Z3_ast Z3_API Z3_mk_re_range(Z3_context c, Z3_ast lo, Z3_ast hi);
/*@}*/