Use faster hash in downcast_call benchmark.

1 files changed, 1 insertions, 1 deletions

diff --git a/benchmark/bench_misc.cpp b/benchmark/bench_misc.cpp
index 9089890fb..7cb175699 100644
--- a/benchmark/bench_misc.cpp
+++ b/benchmark/bench_misc.cpp
@@ -46,7 +46,7 @@ class F {
 
   template <class T>
   void operator()(const T &x) const {
-    sum += static_cast<td::uint32>(x.get_id());
+    sum += static_cast<td::uint32>(reinterpret_cast<std::uintptr_t>(&x));
   }
 };