Merging upstream version 1.73.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/compiler/rustc_expand/src/proc_macro_server.rs b/compiler/rustc_expand/src/proc_macro_server.rs
index ecd231511..2dc9b51a3 100644
--- a/compiler/rustc_expand/src/proc_macro_server.rs
+++ b/compiler/rustc_expand/src/proc_macro_server.rs
@@ -94,10 +94,10 @@ impl FromInternal<(TokenStream, &mut Rustc<'_, '_>)> for Vec<TokenTree<TokenStre
         // Estimate the capacity as `stream.len()` rounded up to the next power
         // of two to limit the number of required reallocations.
         let mut trees = Vec::with_capacity(stream.len().next_power_of_two());
-        let mut cursor = stream.into_trees();
+        let mut cursor = stream.trees();
 
         while let Some(tree) = cursor.next() {
-            let (Token { kind, span }, joint) = match tree {
+            let (Token { kind, span }, joint) = match tree.clone() {
                 tokenstream::TokenTree::Delimited(span, delim, tts) => {
                     let delimiter = pm::Delimiter::from_internal(delim);
                     trees.push(TokenTree::Group(Group {
@@ -622,7 +622,7 @@ impl server::SourceFile for Rustc<'_, '_> {
 impl server::Span for Rustc<'_, '_> {
     fn debug(&mut self, span: Self::Span) -> String {
         if self.ecx.ecfg.span_debug {
-            format!("{:?}", span)
+            format!("{span:?}")
         } else {
             format!("{:?} bytes({}..{})", span.ctxt(), span.lo().0, span.hi().0)
         }