1 files changed, 9 insertions, 0 deletions
diff --git a/library/std/src/num/benches.rs b/library/std/src/num/benches.rs
new file mode 100644
index 000000000..233ea0506
--- /dev/null
+++ b/library/std/src/num/benches.rs
@@ -0,0 +1,9 @@
+use test::Bencher;
+
+#[bench]
+fn bench_pow_function(b: &mut Bencher) {
+    let v = (0..1024).collect::<Vec<u32>>();
+    b.iter(|| {
+        v.iter().fold(0u32, |old, new| old.pow(*new as u32));
+    });
+}