X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Flibrustc%2Fmacros.rs;h=f04030050aade5a9efb50ec77f7203dacbadfc1c;hb=033d1df19b3835c184dabfa1c7cab42337fa36b6;hp=256a08d7e90c34dcaef83589afa345ba8fa9b036;hpb=bd9a0aa627d49de7ee49b4488c4411d66d78fe1d;p=rust.git

diff --git a/src/librustc/macros.rs b/src/librustc/macros.rs
index 256a08d7e90..f04030050aa 100644
--- a/src/librustc/macros.rs
+++ b/src/librustc/macros.rs
@@ -253,25 +253,6 @@ macro_rules! CloneTypeFoldableAndLiftImpls {
     }
 }
 
-#[macro_export]
-macro_rules! BraceStructLiftImpl {
-    (impl<$($p:tt),*> Lift<$tcx:tt> for $s:path {
-        type Lifted = $lifted:ty;
-        $($field:ident),* $(,)?
-    } $(where $($wc:tt)*)*) => {
-        impl<$($p),*> $crate::ty::Lift<$tcx> for $s
-            $(where $($wc)*)*
-        {
-            type Lifted = $lifted;
-
-            fn lift_to_tcx(&self, tcx: TyCtxt<$tcx>) -> Option<$lifted> {
-                $(let $field = tcx.lift(&self.$field)?;)*
-                Some(Self::Lifted { $($field),* })
-            }
-        }
-    };
-}
-
 #[macro_export]
 macro_rules! EnumLiftImpl {
     (impl<$($p:tt),*> Lift<$tcx:tt> for $s:path {
@@ -324,60 +305,6 @@ fn lift_to_tcx(&self, tcx: TyCtxt<$tcx>) -> Option<$lifted> {
     };
 }
 
-#[macro_export]
-macro_rules! BraceStructTypeFoldableImpl {
-    (impl<$($p:tt),*> TypeFoldable<$tcx:tt> for $s:path {
-        $($field:ident),* $(,)?
-    } $(where $($wc:tt)*)*) => {
-        impl<$($p),*> $crate::ty::fold::TypeFoldable<$tcx> for $s
-            $(where $($wc)*)*
-        {
-            fn super_fold_with<V: $crate::ty::fold::TypeFolder<$tcx>>(
-                &self,
-                folder: &mut V,
-            ) -> Self {
-                let $s { $($field,)* } = self;
-                $s { $($field: $crate::ty::fold::TypeFoldable::fold_with($field, folder),)* }
-            }
-
-            fn super_visit_with<V: $crate::ty::fold::TypeVisitor<$tcx>>(
-                &self,
-                visitor: &mut V,
-            ) -> bool {
-                let $s { $($field,)* } = self;
-                false $(|| $crate::ty::fold::TypeFoldable::visit_with($field, visitor))*
-            }
-        }
-    };
-}
-
-#[macro_export]
-macro_rules! TupleStructTypeFoldableImpl {
-    (impl<$($p:tt),*> TypeFoldable<$tcx:tt> for $s:path {
-        $($field:ident),* $(,)?
-    } $(where $($wc:tt)*)*) => {
-        impl<$($p),*> $crate::ty::fold::TypeFoldable<$tcx> for $s
-            $(where $($wc)*)*
-        {
-            fn super_fold_with<V: $crate::ty::fold::TypeFolder<$tcx>>(
-                &self,
-                folder: &mut V,
-            ) -> Self {
-                let $s($($field,)*)= self;
-                $s($($crate::ty::fold::TypeFoldable::fold_with($field, folder),)*)
-            }
-
-            fn super_visit_with<V: $crate::ty::fold::TypeVisitor<$tcx>>(
-                &self,
-                visitor: &mut V,
-            ) -> bool {
-                let $s($($field,)*) = self;
-                false $(|| $crate::ty::fold::TypeFoldable::visit_with($field, visitor))*
-            }
-        }
-    };
-}
-
 #[macro_export]
 macro_rules! EnumTypeFoldableImpl {
     (impl<$($p:tt),*> TypeFoldable<$tcx:tt> for $s:path {