From 71d553b12397ef81e9111b4fa21c68af3c0bf8b9 Mon Sep 17 00:00:00 2001
From: Shahriar Rouf <nafi@google.com>
Date: Tue, 5 Dec 2023 10:43:45 -0800
Subject: Fix codegen trunks in `absl/hash/hash_benchmark.cc`.

PiperOrigin-RevId: 588121665
Change-Id: Id057772e426aefe2fe7b2f1e94fd405b97167fed
---
 absl/hash/hash_benchmark.cc | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/absl/hash/hash_benchmark.cc b/absl/hash/hash_benchmark.cc
index 916fb620..d18ea694 100644
--- a/absl/hash/hash_benchmark.cc
+++ b/absl/hash/hash_benchmark.cc
@@ -85,12 +85,6 @@ struct TypeErasedAbslHash {
   }
 };
 
-template <typename FuncType>
-inline FuncType* ODRUseFunction(FuncType* ptr) {
-  volatile FuncType* dummy = ptr;
-  return dummy;
-}
-
 absl::Cord FlatCord(size_t size) {
   absl::Cord result(std::string(size, 'a'));
   result.Flatten();
@@ -166,7 +160,7 @@ absl::flat_hash_set<T> FlatHashSet(size_t count) {
     return hash<decltype(__VA_ARGS__)>{}(arg);                   \
   }                                                              \
   bool absl_hash_test_odr_use##hash##name =                      \
-      ODRUseFunction(&Codegen##hash##name);
+      (benchmark::DoNotOptimize(&Codegen##hash##name), false);
 
 MAKE_BENCHMARK(AbslHash, Int32, int32_t{});
 MAKE_BENCHMARK(AbslHash, Int64, int64_t{});
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