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add sum shorthand to C++. Issue #694

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-03-14 07:43:26 -07:00
parent 5a79722071
commit 1dd2de61ec
1 changed files with 10 additions and 0 deletions
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10
src/api/c++/z3++.h
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@ -890,6 +890,7 @@ namespace z3 {
friend expr operator+(expr const & a, expr const & b);
friend expr operator+(expr const & a, int b);
friend expr operator+(int a, expr const & b);
friend expr sum(expr_vector const& args);
friend expr operator*(expr const & a, expr const & b);
friend expr operator*(expr const & a, int b);
@ -1561,6 +1562,15 @@ namespace z3 {
}
inline expr sum(expr_vector const& args) {
assert(args.size() > 0);
context& ctx = args[0].ctx();
array<Z3_ast> _args(args);
Z3_ast r = Z3_mk_add(ctx, _args.size(), _args.ptr());
ctx.check_error();
return expr(ctx, r);
}
inline expr distinct(expr_vector const& args) {
assert(args.size() > 0);
context& ctx = args[0].ctx();