+ if path == "core::fmt::Debug" {
+ // #[derive(Debug)] will add Debug bounds on each genericin the
+ // auto-generated impl. In cases where the existing generic
+ // bound already requires Debug this is redundant and should be
+ // ignored (which we do here). However, in cases where this is
+ // not redundant, this may cause spurious Debug impls which may
+ // fail to compile.
+ continue;
+ }