mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-10-31 03:32:28 +00:00
Code Activity

adding hash/eq to uint_set

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-07-27 13:41:41 -07:00
parent 1239c8f8e8
commit 0997eba700
2 changed files with 39 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

12
src/util/uint_set.h
View file

@ -218,6 +218,18 @@ public:
iterator const begin() const { return iterator(*this, false); }
iterator const end() const { return iterator(*this, true); }
unsigned get_hash() const {
unsigned h = 0;
for (unsigned i = 0; i < size(); ++i) {
h += (i+1)*((*this)[i]);
}
return h;
}
struct eq { bool operator()(uint_set const& s1, uint_set const& s2) const { return s1 == s2; } };
struct hash { unsigned operator()(uint_set const& s) const { return s.get_hash(); } };
};
inline std::ostream & operator<<(std::ostream & target, const uint_set & s) {