1 files changed, 7 insertions, 89 deletions

diff --git a/compiler/rustc_middle/src/traits/structural_impls.rs b/compiler/rustc_middle/src/traits/structural_impls.rs
index 6acb7745d..a703e3c95 100644
--- a/compiler/rustc_middle/src/traits/structural_impls.rs
+++ b/compiler/rustc_middle/src/traits/structural_impls.rs
@@ -9,15 +9,7 @@ impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSource<'tcx, N> {
         match *self {
             super::ImplSource::UserDefined(ref v) => write!(f, "{:?}", v),
 
-            super::ImplSource::AutoImpl(ref t) => write!(f, "{:?}", t),
-
-            super::ImplSource::Closure(ref d) => write!(f, "{:?}", d),
-
-            super::ImplSource::Generator(ref d) => write!(f, "{:?}", d),
-
-            super::ImplSource::Future(ref d) => write!(f, "{:?}", d),
-
-            super::ImplSource::FnPointer(ref d) => write!(f, "({:?})", d),
+            super::ImplSource::Builtin(ref d) => write!(f, "{:?}", d),
 
             super::ImplSource::Object(ref d) => write!(f, "{:?}", d),
 
@@ -25,13 +17,7 @@ impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSource<'tcx, N> {
                 write!(f, "ImplSourceParamData({:?}, {:?})", n, ct)
             }
 
-            super::ImplSource::Builtin(ref d) => write!(f, "{:?}", d),
-
-            super::ImplSource::TraitAlias(ref d) => write!(f, "{:?}", d),
-
             super::ImplSource::TraitUpcasting(ref d) => write!(f, "{:?}", d),
-
-            super::ImplSource::ConstDestruct(ref d) => write!(f, "{:?}", d),
         }
     }
 }
@@ -46,90 +32,22 @@ impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSourceUserDefinedData<'tcx,
     }
 }
 
-impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSourceGeneratorData<'tcx, N> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(
-            f,
-            "ImplSourceGeneratorData(generator_def_id={:?}, substs={:?}, nested={:?})",
-            self.generator_def_id, self.substs, self.nested
-        )
-    }
-}
-
-impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSourceFutureData<'tcx, N> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(
-            f,
-            "ImplSourceFutureData(generator_def_id={:?}, substs={:?}, nested={:?})",
-            self.generator_def_id, self.substs, self.nested
-        )
-    }
-}
-
-impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSourceClosureData<'tcx, N> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(
-            f,
-            "ImplSourceClosureData(closure_def_id={:?}, substs={:?}, nested={:?})",
-            self.closure_def_id, self.substs, self.nested
-        )
-    }
-}
-
-impl<N: fmt::Debug> fmt::Debug for traits::ImplSourceBuiltinData<N> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "ImplSourceBuiltinData(nested={:?})", self.nested)
-    }
-}
-
-impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSourceTraitUpcastingData<'tcx, N> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(
-            f,
-            "ImplSourceTraitUpcastingData(upcast={:?}, vtable_vptr_slot={:?}, nested={:?})",
-            self.upcast_trait_ref, self.vtable_vptr_slot, self.nested
-        )
-    }
-}
-
-impl<N: fmt::Debug> fmt::Debug for traits::ImplSourceAutoImplData<N> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(
-            f,
-            "ImplSourceAutoImplData(trait_def_id={:?}, nested={:?})",
-            self.trait_def_id, self.nested
-        )
-    }
-}
-
-impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSourceObjectData<'tcx, N> {
+impl<N: fmt::Debug> fmt::Debug for traits::ImplSourceTraitUpcastingData<N> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(
             f,
-            "ImplSourceObjectData(upcast={:?}, vtable_base={}, nested={:?})",
-            self.upcast_trait_ref, self.vtable_base, self.nested
+            "ImplSourceTraitUpcastingData(vtable_vptr_slot={:?}, nested={:?})",
+            self.vtable_vptr_slot, self.nested
         )
     }
 }
 
-impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSourceFnPointerData<'tcx, N> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "ImplSourceFnPointerData(fn_ty={:?}, nested={:?})", self.fn_ty, self.nested)
-    }
-}
-
-impl<'tcx, N: fmt::Debug> fmt::Debug for traits::ImplSourceTraitAliasData<'tcx, N> {
+impl<N: fmt::Debug> fmt::Debug for traits::ImplSourceObjectData<N> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(
             f,
-            "ImplSourceTraitAliasData(alias_def_id={:?}, substs={:?}, nested={:?})",
-            self.alias_def_id, self.substs, self.nested
+            "ImplSourceObjectData(vtable_base={}, nested={:?})",
+            self.vtable_base, self.nested
         )
     }
 }
-
-impl<N: fmt::Debug> fmt::Debug for traits::ImplSourceConstDestructData<N> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "ImplSourceConstDestructData(nested={:?})", self.nested)
-    }
-}