Type erased hash_slot_fn that depends only on key types (and hash function).

PiperOrigin-RevId: 603148301
Change-Id: Ie2e5702995c9e1ef4d5aaab23bc89a1eb5007a86

1 files changed, 11 insertions, 0 deletions

diff --git a/absl/container/internal/raw_hash_set_benchmark.cc b/absl/container/internal/raw_hash_set_benchmark.cc
index 05a06427..bc8184d4 100644
--- a/absl/container/internal/raw_hash_set_benchmark.cc
+++ b/absl/container/internal/raw_hash_set_benchmark.cc
@@ -24,6 +24,7 @@
 #include <vector>
 
 #include "absl/base/internal/raw_logging.h"
+#include "absl/container/internal/container_memory.h"
 #include "absl/container/internal/hash_function_defaults.h"
 #include "absl/container/internal/raw_hash_set.h"
 #include "absl/strings/str_format.h"
@@ -59,6 +60,11 @@ struct IntPolicy {
   static auto apply(F&& f, int64_t x) -> decltype(std::forward<F>(f)(x, x)) {
     return std::forward<F>(f)(x, x);
   }
+
+  template <class Hash>
+  static constexpr HashSlotFn get_hash_slot_fn() {
+    return nullptr;
+  }
 };
 
 class StringPolicy {
@@ -117,6 +123,11 @@ class StringPolicy {
     return apply_impl(std::forward<F>(f),
                       PairArgs(std::forward<Args>(args)...));
   }
+
+  template <class Hash>
+  static constexpr HashSlotFn get_hash_slot_fn() {
+    return nullptr;
+  }
 };
 
 struct StringHash : container_internal::hash_default_hash<absl::string_view> {