folly: build with -Wunused-parameter

[folly.git] / folly / Benchmark.h

diff --git a/folly/Benchmark.h b/folly/Benchmark.h
index c25ca2800f2907b62da7250553036b9881bb2c8c..6db441b097cca4c87cb760298b736e3c82e1ea48 100644 (file)
--- a/folly/Benchmark.h
+++ b/folly/Benchmark.h
@@ -260,8 +260,7 @@ void doNotOptimizeAway(T&& datum) {
 #elif defined(__clang__)
 
 template <class T>
-__attribute__((__optnone__)) void doNotOptimizeAway(T&& datum) {
-}
+__attribute__((__optnone__)) void doNotOptimizeAway(T&& /* datum */) {}
 
 #else