From 76f9b3b4c9230284f9ed3dca7afe27d836415d0f Mon Sep 17 00:00:00 2001
From: flip1995 <hello@philkrones.com>
Date: Tue, 22 Oct 2019 11:15:12 +0200
Subject: [PATCH] Readd some PartialEq and Hash derives used by Clippy

---
 src/libsyntax/ast.rs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/libsyntax/ast.rs b/src/libsyntax/ast.rs
index 8be7f4478fa..51a62cd0658 100644
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@@ -1305,7 +1305,8 @@ pub fn stream(&self) -> TokenStream {
     }
 }
 
-#[derive(Clone, RustcEncodable, RustcDecodable, Debug, Copy)]
+// Clippy uses Hash and PartialEq
+#[derive(Clone, RustcEncodable, RustcDecodable, Debug, Copy, Hash, PartialEq)]
 pub enum StrStyle {
     /// A regular string, like `"foo"`.
     Cooked,
@@ -1327,7 +1328,8 @@ pub struct Lit {
     pub span: Span,
 }
 
-#[derive(Clone, RustcEncodable, RustcDecodable, Debug, Copy)]
+// Clippy uses Hash and PartialEq
+#[derive(Clone, RustcEncodable, RustcDecodable, Debug, Copy, Hash, PartialEq)]
 pub enum LitIntType {
     Signed(IntTy),
     Unsigned(UintTy),
@@ -1337,7 +1339,8 @@ pub enum LitIntType {
 /// Literal kind.
 ///
 /// E.g., `"foo"`, `42`, `12.34`, or `bool`.
-#[derive(Clone, RustcEncodable, RustcDecodable, Debug)]
+// Clippy uses Hash and PartialEq
+#[derive(Clone, RustcEncodable, RustcDecodable, Debug, Hash, PartialEq)]
 pub enum LitKind {
     /// A string literal (`"foo"`).
     Str(Symbol, StrStyle),