remove leftovers

Author: ZuseZ4

compiler/rustc_ast/src/expand/autodiff_attrs.rs

@@ -2,7 +2,6 @@ use rustc_data_structures::stable_hasher::{HashStable, StableHasher};//, StableO
 use crate::HashStableContext;
 use crate::expand::typetree::TypeTree;
 use thin_vec::ThinVec;
-//use rustc_expand::base::{Annotatable, ExtCtxt};
 use std::str::FromStr;
 
 use crate::NestedMetaItem;
@@ -130,14 +129,6 @@ impl AutoDiffAttrs{
     }
 }
 
-//impl<CTX: HashStableContext> HashStable<CTX> for AutoDiffAttrs {
-//    fn hash_stable(&self, hcx: &mut CTX, hasher: &mut StableHasher) {
-//        self.mode.hash_stable(hcx, hasher);
-//        self.ret_activity.hash_stable(hcx, hasher);
-//        self.input_activity.hash_stable(hcx, hasher);
-//    }
-//}
-
 impl AutoDiffAttrs {
     pub fn inactive() -> Self {
         AutoDiffAttrs {
@@ -202,16 +193,3 @@ pub struct AutoDiffItem {
     pub inputs: Vec<TypeTree>,
     pub output: TypeTree,
 }
-
-//impl<CTX: HashStableContext> HashStable<CTX> for AutoDiffItem {
-//    fn hash_stable(&self, hcx: &mut CTX, hasher: &mut StableHasher) {
-//        self.source.hash_stable(hcx, hasher);
-//        self.target.hash_stable(hcx, hasher);
-//        self.attrs.hash_stable(hcx, hasher);
-//        for tt in &self.inputs {
-//            tt.0.hash_stable(hcx, hasher);
-//        }
-//        //self.inputs.hash_stable(hcx, hasher);
-//        self.output.0.hash_stable(hcx, hasher);
-//    }
-//}

compiler/rustc_ast/src/expand/typetree.rs

@@ -1,7 +1,4 @@
 use std::fmt;
-//use rustc_data_structures::stable_hasher::{HashStable};//, StableHasher};
-//use crate::HashStableContext;
-
 
 #[derive(Clone, Eq, PartialEq, Encodable, Decodable, Debug, HashStable_Generic)]
 pub enum Kind {
@@ -13,22 +10,6 @@ pub enum Kind {
     Double,
     Unknown,
 }
-//impl<CTX: HashStableContext> HashStable<CTX> for Kind {
-//    fn hash_stable(&self, hcx: &mut CTX, hasher: &mut StableHasher) {
-//        clause_kind_discriminant(self).hash_stable(hcx, hasher);
-//    }
-//}
-//fn clause_kind_discriminant(value: &Kind) -> usize {
-//    match value {
-//        Kind::Anything => 0,
-//        Kind::Integer => 1,
-//        Kind::Pointer => 2,
-//        Kind::Half => 3,
-//        Kind::Float => 4,
-//        Kind::Double => 5,
-//        Kind::Unknown => 6,
-//    }
-//}
 
 #[derive(Clone, Eq, PartialEq, Encodable, Decodable, Debug, HashStable_Generic)]
 pub struct TypeTree(pub Vec<Type>);
@@ -41,15 +22,6 @@ pub struct Type {
     pub child: TypeTree,
 }
 
-//impl<CTX: HashStableContext> HashStable<CTX> for Type {
-//    fn hash_stable(&self, hcx: &mut CTX, hasher: &mut StableHasher) {
-//        self.offset.hash_stable(hcx, hasher);
-//        self.size.hash_stable(hcx, hasher);
-//        self.kind.hash_stable(hcx, hasher);
-//        self.child.0.hash_stable(hcx, hasher);
-//    }
-//}
-
 impl Type {
     pub fn add_offset(self, add: isize) -> Self {
         let offset = match self.offset {