Implicitly declare destructor for binary_counting_predicate

Author: frederick-vs-ja

libcxx/test/support/counting_predicates.h

@@ -41,15 +41,13 @@ struct binary_counting_predicate {
     typedef Arg2 second_argument_type;
     typedef bool result_type;
 
-    TEST_CONSTEXPR_CXX20 binary_counting_predicate(Predicate p) : p_(p), count_(0) {}
-    TEST_CONSTEXPR_CXX20 ~binary_counting_predicate() {}
-
-    TEST_CONSTEXPR_CXX20 bool operator()(const Arg1& a1, const Arg2& a2) const {
+    TEST_CONSTEXPR binary_counting_predicate(Predicate p) : p_(p), count_(0) {}
+    TEST_CONSTEXPR_CXX14 bool operator()(const Arg1& a1, const Arg2& a2) const {
       ++count_;
       return p_(a1, a2);
     }
-    TEST_CONSTEXPR_CXX20 std::size_t count() const { return count_; }
-    TEST_CONSTEXPR_CXX20 void reset() { count_ = 0; }
+    TEST_CONSTEXPR std::size_t count() const { return count_; }
+    TEST_CONSTEXPR_CXX14 void reset() { count_ = 0; }
 
   private:
     Predicate p_;