diff --git a/libc/benchmarks/CMakeLists.txt b/libc/benchmarks/CMakeLists.txt
index 0cff6eb12c24..52e3f942d16e 100644
--- a/libc/benchmarks/CMakeLists.txt
+++ b/libc/benchmarks/CMakeLists.txt
@@ -126,6 +126,7 @@ add_library(libc-memory-benchmark
 target_include_directories(libc-memory-benchmark
     PUBLIC
     ${CMAKE_CURRENT_SOURCE_DIR}
+    ${LIBC_SOURCE_DIR}
 )
 target_link_libraries(libc-memory-benchmark
     PUBLIC
diff --git a/libc/benchmarks/LibcBenchmark.h b/libc/benchmarks/LibcBenchmark.h
index 0a0b40f924e6..6b1556721e41 100644
--- a/libc/benchmarks/LibcBenchmark.h
+++ b/libc/benchmarks/LibcBenchmark.h
@@ -211,7 +211,7 @@ BenchmarkResult benchmark(const BenchmarkOptions &Options,
     // Measuring this Batch.
     const auto StartTime = Clock.now();
     for (const auto Parameter : Batch) {
-      const auto Production = foo(Parameter);
+      auto Production = foo(Parameter);
       benchmark::DoNotOptimize(Production);
     }
     const auto EndTime = Clock.now();
diff --git a/libc/benchmarks/MemorySizeDistributions.cpp b/libc/benchmarks/MemorySizeDistributions.cpp
index c3590297445d..e29b3710f736 100644
--- a/libc/benchmarks/MemorySizeDistributions.cpp
+++ b/libc/benchmarks/MemorySizeDistributions.cpp
@@ -185,12 +185,10 @@ ArrayRef<MemorySizeDistribution> getMemcmpSizeDistributions() {
 MemorySizeDistribution
 getDistributionOrDie(ArrayRef<MemorySizeDistribution> Distributions,
                      StringRef Name) {
-  size_t Index = 0;
-  for (const auto &MSD : Distributions) {
+  for (const auto &MSD : Distributions)
     if (MSD.Name == Name)
       return MSD;
-    ++Index;
-  }
+
   std::string Message;
   raw_string_ostream Stream(Message);
   Stream << "Unknown MemorySizeDistribution '" << Name