Auto merge of #105160 - nnethercote:rm-Lit-token_lit, r=petrochenkov

Remove `token::Lit` from `ast::MetaItemLit`.

Currently `ast::MetaItemLit` represents the literal kind twice. This PR removes that redundancy. Best reviewed one commit at a time.

r? `@petrochenkov`

2 files changed, 4 insertions, 2 deletions

diff --git a/compiler/rustc_ast_pretty/src/pprust/state.rs b/compiler/rustc_ast_pretty/src/pprust/state.rs
index d3d8431c163..d0e4761a10d 100644
--- a/compiler/rustc_ast_pretty/src/pprust/state.rs
+++ b/compiler/rustc_ast_pretty/src/pprust/state.rs
@@ -376,7 +376,7 @@ pub trait PrintState<'a>: std::ops::Deref<Target = pp::Printer> + std::ops::Dere
     }
 
     fn print_meta_item_lit(&mut self, lit: &ast::MetaItemLit) {
-        self.print_token_literal(lit.token_lit, lit.span)
+        self.print_token_literal(lit.as_token_lit(), lit.span)
     }
 
     fn print_token_literal(&mut self, token_lit: token::Lit, span: Span) {
diff --git a/compiler/rustc_ast_pretty/src/pprust/state/expr.rs b/compiler/rustc_ast_pretty/src/pprust/state/expr.rs
index 4ed16e337d2..3b17f6dd627 100644
--- a/compiler/rustc_ast_pretty/src/pprust/state/expr.rs
+++ b/compiler/rustc_ast_pretty/src/pprust/state/expr.rs
@@ -2,6 +2,8 @@ use crate::pp::Breaks::Inconsistent;
 use crate::pprust::state::{AnnNode, IterDelimited, PrintState, State, INDENT_UNIT};
 
 use rustc_ast::ptr::P;
+use rustc_ast::token;
+use rustc_ast::util::literal::escape_byte_str_symbol;
 use rustc_ast::util::parser::{self, AssocOp, Fixity};
 use rustc_ast::{self as ast, BlockCheckMode};
 
@@ -323,7 +325,7 @@ impl<'a> State<'a> {
                 self.print_token_literal(*token_lit, expr.span);
             }
             ast::ExprKind::IncludedBytes(bytes) => {
-                let lit = ast::LitKind::ByteStr(bytes.clone()).to_token_lit();
+                let lit = token::Lit::new(token::ByteStr, escape_byte_str_symbol(bytes), None);
                 self.print_token_literal(lit, expr.span)
             }
             ast::ExprKind::Cast(expr, ty) => {