Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 28 insertions, 0 deletions

diff --git a/library/core/benches/lib.rs b/library/core/benches/lib.rs
new file mode 100644
index 000000000..a6c174d2f
--- /dev/null
+++ b/library/core/benches/lib.rs
@@ -0,0 +1,28 @@
+// wasm32 does not support benches (no time).
+#![cfg(not(target_arch = "wasm32"))]
+#![feature(flt2dec)]
+#![feature(int_log)]
+#![feature(test)]
+#![feature(trusted_random_access)]
+
+extern crate test;
+
+mod any;
+mod ascii;
+mod char;
+mod fmt;
+mod hash;
+mod iter;
+mod num;
+mod ops;
+mod pattern;
+mod slice;
+mod str;
+
+/// Returns a `rand::Rng` seeded with a consistent seed.
+///
+/// This is done to avoid introducing nondeterminism in benchmark results.
+fn bench_rng() -> rand_xorshift::XorShiftRng {
+    const SEED: [u8; 16] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15];
+    rand::SeedableRng::from_seed(SEED)
+}