Fix -Wsign-compare

[folly.git] / folly / test / ForeachTest.cpp

diff --git a/folly/test/ForeachTest.cpp b/folly/test/ForeachTest.cpp
index a4fac00c928c5edf766159f5f79c9cf027854dab..bff6b502452ea61ca0776774d0ed887431b1b1ec 100644 (file)
--- a/folly/test/ForeachTest.cpp
+++ b/folly/test/ForeachTest.cpp
@@ -175,9 +175,9 @@ TEST(Foreach, ForEachRangeR) {
 
 std::map<int, std::string> bmMap;  // For use in benchmarks below.
 
-void setupBenchmark(int iters) {
+void setupBenchmark(size_t iters) {
   bmMap.clear();
-  for (int i = 0; i < iters; ++i) {
+  for (size_t i = 0; i < iters; ++i) {
     bmMap[i] = "teststring";
   }
 }
@@ -242,7 +242,7 @@ BENCHMARK(ForEachKVMacro, iters) {
 
 BENCHMARK(ForEachManual, iters) {
   int sum = 1;
-  for (auto i = 1; i < iters; ++i) {
+  for (size_t i = 1; i < iters; ++i) {
     sum *= i;
   }
   doNotOptimizeAway(sum);
@@ -258,7 +258,7 @@ BENCHMARK(ForEachRange, iters) {
 
 BENCHMARK(ForEachDescendingManual, iters) {
   int sum = 1;
-  for (auto i = iters; i-- > 1; ) {
+  for (size_t i = iters; i-- > 1; ) {
     sum *= i;
   }
   doNotOptimizeAway(sum);