X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_lint%2Fsrc%2Fcontext.rs;h=d1d4bb375282f004673fb63bf2141c002f7b9956;hb=dc3e59cb3fe05ebd752d3a2269f501c00327be22;hp=8046cc21cea583eb73f15cb45228593a05139af6;hpb=885bf628879310b885721e1fdd91ea2cbca9311f;p=rust.git

diff --git a/compiler/rustc_lint/src/context.rs b/compiler/rustc_lint/src/context.rs
index 8046cc21cea..d1d4bb37528 100644
--- a/compiler/rustc_lint/src/context.rs
+++ b/compiler/rustc_lint/src/context.rs
@@ -882,6 +882,9 @@ fn lookup_with_diagnostics(
                         );
                     }
                 }
+                BuiltinLintDiagnostics::ByteSliceInPackedStructWithDerive => {
+                    db.help("consider implementing the trait by hand, or remove the `packed` attribute");
+                }
             }
             // Rewrap `db`, and pass control to the user.
             decorate(db)