X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_hir_typeck%2Fsrc%2F_match.rs;h=e3afc117bb2ad8048ed3b53000d5327e8242f72f;hb=7f3af726065d9eaabf93d87f22d97f60cca7a5f1;hp=e25a9e9036a15607e6b2000aac8c03f8281eaa63;hpb=60d136000eab7e171e4d2c5bab47e6fee1fd5ec6;p=rust.git

diff --git a/compiler/rustc_hir_typeck/src/_match.rs b/compiler/rustc_hir_typeck/src/_match.rs
index e25a9e9036a..e3afc117bb2 100644
--- a/compiler/rustc_hir_typeck/src/_match.rs
+++ b/compiler/rustc_hir_typeck/src/_match.rs
@@ -518,7 +518,7 @@ pub(crate) fn opt_suggest_box_span(
 
                 let substs = sig.output().walk().find_map(|arg| {
                     if let ty::GenericArgKind::Type(ty) = arg.unpack()
-                        && let ty::Opaque(def_id, substs) = *ty.kind()
+                        && let ty::Opaque(ty::OpaqueTy { def_id, substs }) = *ty.kind()
                         && def_id == rpit_def_id
                     {
                         Some(substs)