From 86cc326d0665997669ca6069c5bb2619e1955f6c Mon Sep 17 00:00:00 2001
From: Nicholas Nethercote <nnethercote@mozilla.com>
Date: Fri, 17 May 2019 18:37:53 +1000
Subject: Avoid unnecessary interning in `Ident::from_str()` calls.

A lot of these static symbols are pre-interned.
---
 src/libsyntax/test.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/libsyntax/test.rs')

diff --git a/src/libsyntax/test.rs b/src/libsyntax/test.rs
index 21bc236d00e..3fd0790161c 100644
--- a/src/libsyntax/test.rs
+++ b/src/libsyntax/test.rs
@@ -171,7 +171,7 @@ impl MutVisitor for EntryPointCleaner {
             EntryPointType::MainAttr |
             EntryPointType::Start =>
                 item.map(|ast::Item {id, ident, attrs, node, vis, span, tokens}| {
-                    let allow_ident = Ident::from_str("allow");
+                    let allow_ident = Ident::with_empty_ctxt(sym::allow);
                     let dc_nested = attr::mk_nested_word_item(Ident::from_str("dead_code"));
                     let allow_dead_code_item = attr::mk_list_item(DUMMY_SP, allow_ident,
                                                                   vec![dc_nested]);
@@ -215,7 +215,7 @@ fn mk_reexport_mod(cx: &mut TestCtxt<'_>,
                    tests: Vec<Ident>,
                    tested_submods: Vec<(Ident, Ident)>)
                    -> (P<ast::Item>, Ident) {
-    let super_ = Ident::from_str("super");
+    let super_ = Ident::with_empty_ctxt(keywords::Super.name());
 
     let items = tests.into_iter().map(|r| {
         cx.ext_cx.item_use_simple(DUMMY_SP, dummy_spanned(ast::VisibilityKind::Public),
-- 
cgit 1.4.1-3-g733a5