Add dyn for SizeHint cast

2021-01-15 20:09:43 -05:00 · 2021-01-15 20:09:43 -05:00 · 421b40cd6a
commit 421b40cd6a
parent 1190321b76
1 changed files with 1 additions and 1 deletions
--- a/library/std/src/io/mod.rs
+++ b/library/std/src/io/mod.rs
@ -2475,7 +2475,7 @@ fn next(&mut self) -> Option<Result<u8>> {
    }

    default fn size_hint(&self) -> (usize, Option<usize>) {
-        (&self.inner as &SizeHint).size_hint()
+        (&self.inner as &dyn SizeHint).size_hint()
    }
 }