1 files changed, 9 insertions, 1 deletions
diff --git a/library/std/src/sys/pal/sgx/thread.rs b/library/std/src/sys/pal/sgx/thread.rs
index 219ef1b7a98..85f6dcd96b4 100644
--- a/library/std/src/sys/pal/sgx/thread.rs
+++ b/library/std/src/sys/pal/sgx/thread.rs
@@ -5,7 +5,7 @@ use super::unsupported;
 use crate::ffi::CStr;
 use crate::io;
 use crate::num::NonZero;
-use crate::time::Duration;
+use crate::time::{Duration, Instant};
 
 pub struct Thread(task_queue::JoinHandle);
 
@@ -132,6 +132,14 @@ impl Thread {
         usercalls::wait_timeout(0, dur, || true);
     }
 
+    pub fn sleep_until(deadline: Instant) {
+        let now = Instant::now();
+
+        if let Some(delay) = deadline.checked_duration_since(now) {
+            Self::sleep(delay);
+        }
+    }
+
     pub fn join(self) {
         self.0.wait();
     }