From c565339c37def41500c6d3175c2db3be8c5c4f76 Mon Sep 17 00:00:00 2001
From: klensy <klensy@users.noreply.github.com>
Date: Sun, 22 Aug 2021 19:55:45 +0300
Subject: Convert some functions to return Cow<'static,str> instead of String
 to reduce potential reallocations

---
 compiler/rustc_parse/src/parser/expr.rs | 2 +-
 compiler/rustc_parse/src/parser/mod.rs  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'compiler/rustc_parse/src')

diff --git a/compiler/rustc_parse/src/parser/expr.rs b/compiler/rustc_parse/src/parser/expr.rs
index 6259eff5a1a..7952b475dc2 100644
--- a/compiler/rustc_parse/src/parser/expr.rs
+++ b/compiler/rustc_parse/src/parser/expr.rs
@@ -1528,7 +1528,7 @@ impl<'a> Parser<'a> {
             .span_suggestion(
                 token.span,
                 "must have an integer part",
-                pprust::token_to_string(token),
+                pprust::token_to_string(token).into(),
                 Applicability::MachineApplicable,
             )
             .emit();
diff --git a/compiler/rustc_parse/src/parser/mod.rs b/compiler/rustc_parse/src/parser/mod.rs
index 51d4e007b59..04ad323e51a 100644
--- a/compiler/rustc_parse/src/parser/mod.rs
+++ b/compiler/rustc_parse/src/parser/mod.rs
@@ -806,7 +806,7 @@ impl<'a> Parser<'a> {
                                         .span_suggestion_short(
                                             sp,
                                             &format!("missing `{}`", token_str),
-                                            token_str,
+                                            token_str.into(),
                                             Applicability::MaybeIncorrect,
                                         )
                                         .emit();
-- 
cgit 1.4.1-3-g733a5