Fix two const-hacks

1 files changed, 3 insertions, 5 deletions

diff --git a/library/core/src/time.rs b/library/core/src/time.rs
index f7ea7e06e9c..51005ff795c 100644
--- a/library/core/src/time.rs
+++ b/library/core/src/time.rs
@@ -213,11 +213,9 @@ impl Duration {
             // SAFETY: nanos < NANOS_PER_SEC, therefore nanos is within the valid range
             Duration { secs, nanos: unsafe { Nanoseconds(nanos) } }
         } else {
-            // FIXME(const-hack): use `.expect` once that is possible.
-            let secs = match secs.checked_add((nanos / NANOS_PER_SEC) as u64) {
-                Some(secs) => secs,
-                None => panic!("overflow in Duration::new"),
-            };
+            let secs = secs
+                .checked_add((nanos / NANOS_PER_SEC) as u64)
+                .expect("overflow in Duration::new");
             let nanos = nanos % NANOS_PER_SEC;
             // SAFETY: nanos % NANOS_PER_SEC < NANOS_PER_SEC, therefore nanos is within the valid range
             Duration { secs, nanos: unsafe { Nanoseconds(nanos) } }