1 files changed, 14 insertions, 4 deletions
diff --git a/absl/strings/ascii_benchmark.cc b/absl/strings/ascii_benchmark.cc
index b04b28ca..3aecdb8b 100644
--- a/absl/strings/ascii_benchmark.cc
+++ b/absl/strings/ascii_benchmark.cc
@@ -105,18 +105,28 @@ static void BM_StrToLower(benchmark::State& state) {
   const int size = state.range(0);
   std::string s(size, 'X');
   for (auto _ : state) {
-    benchmark::DoNotOptimize(absl::AsciiStrToLower(s));
+    benchmark::DoNotOptimize(s);
+    std::string res = absl::AsciiStrToLower(s);
+    benchmark::DoNotOptimize(res);
   }
 }
-BENCHMARK(BM_StrToLower)->Range(1, 1 << 20);
+BENCHMARK(BM_StrToLower)
+    ->DenseRange(0, 32)
+    ->RangeMultiplier(2)
+    ->Range(64, 1 << 20);
 
 static void BM_StrToUpper(benchmark::State& state) {
   const int size = state.range(0);
   std::string s(size, 'x');
   for (auto _ : state) {
-    benchmark::DoNotOptimize(absl::AsciiStrToUpper(s));
+    benchmark::DoNotOptimize(s);
+    std::string res = absl::AsciiStrToUpper(s);
+    benchmark::DoNotOptimize(res);
   }
 }
-BENCHMARK(BM_StrToUpper)->Range(1, 1 << 20);
+BENCHMARK(BM_StrToUpper)
+    ->DenseRange(0, 32)
+    ->RangeMultiplier(2)
+    ->Range(64, 1 << 20);
 
 }  // namespace