X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=library%2Fcore%2Fsrc%2Ferror.rs;h=7152300abcbf3a446cca031d797040d23abb2353;hb=28081833c61459a510c4303914ae713035e183fb;hp=d2fac23ff18be7542729e0b6793d796daad17dd5;hpb=56ab392f028b1d5dab1c2eb2e4af37136915882c;p=rust.git

diff --git a/library/core/src/error.rs b/library/core/src/error.rs
index d2fac23ff18..7152300abcb 100644
--- a/library/core/src/error.rs
+++ b/library/core/src/error.rs
@@ -28,7 +28,6 @@
 #[stable(feature = "rust1", since = "1.0.0")]
 #[cfg_attr(not(test), rustc_diagnostic_item = "Error")]
 #[rustc_has_incoherent_inherent_impls]
-#[cfg_attr(not(bootstrap), allow(multiple_supertrait_upcastable))]
 pub trait Error: Debug + Display {
     /// The lower-level source of this error, if any.
     ///