From c5b1f91b7acac755d958ab757f9569557ef7f820 Mon Sep 17 00:00:00 2001
From: Dan Gohman <dev@sunfishcode.online>
Date: Mon, 12 Dec 2022 16:09:12 -0800
Subject: [PATCH] Fix the custom definition of `Timespec` to implement `Copy`.

---
 src/backend/libc/time/types.rs | 2 +-
 tests/time/timespec.rs         | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/backend/libc/time/types.rs b/src/backend/libc/time/types.rs
index 080f64431..2d17e480c 100644
--- a/src/backend/libc/time/types.rs
+++ b/src/backend/libc/time/types.rs
@@ -16,7 +16,7 @@ pub type Timespec = c::timespec;
     any(target_arch = "arm", target_arch = "mips", target_arch = "x86"),
     target_env = "gnu",
 ))]
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, Copy)]
 #[repr(C)]
 pub struct Timespec {
     /// Seconds.
diff --git a/tests/time/timespec.rs b/tests/time/timespec.rs
index 6d892dcfe..f889204a8 100644
--- a/tests/time/timespec.rs
+++ b/tests/time/timespec.rs
@@ -6,7 +6,12 @@ fn test_timespec_layout() {
 
     let tv_sec: Secs = 0;
     let tv_nsec: Nsecs = 0;
-    let _ = Timespec { tv_sec, tv_nsec };
+    let x = Timespec { tv_sec, tv_nsec };
+
+    // Test that `Timespec` implements `Copy` and `Debug`.
+    let _y = Timespec { tv_sec, tv_nsec };
+    let _z = Timespec { tv_sec, tv_nsec };
+    dbg!(&x);
 
     #[cfg(not(target_os = "redox"))]
     let _ = Timespec {