X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_builtin_macros%2Fsrc%2Fderiving%2Fcmp%2Feq.rs;h=424719f97954f743b2115600469d96ee80ef7fa5;hb=dc3e59cb3fe05ebd752d3a2269f501c00327be22;hp=3e994f037ad7aa7e2843b0a271257b679bbab3e4;hpb=6e79310c55d8a7d594780689c16b129070d9032b;p=rust.git

diff --git a/compiler/rustc_builtin_macros/src/deriving/cmp/eq.rs b/compiler/rustc_builtin_macros/src/deriving/cmp/eq.rs
index 3e994f037ad..424719f9795 100644
--- a/compiler/rustc_builtin_macros/src/deriving/cmp/eq.rs
+++ b/compiler/rustc_builtin_macros/src/deriving/cmp/eq.rs
@@ -27,6 +27,7 @@ pub fn expand_deriving_eq(
         span,
         path: path_std!(cmp::Eq),
         skip_path_as_bound: false,
+        needs_copy_as_bound_if_packed: true,
         additional_bounds: Vec::new(),
         supports_unions: true,
         methods: vec![MethodDef {