From 8998bd35ed2ebd5889f7726e971e95e642c3fdca Mon Sep 17 00:00:00 2001
From: klensy <klensy@users.noreply.github.com>
Date: Fri, 13 Jan 2023 18:27:30 +0300
Subject: [PATCH] CrateData: don't allocate String when Serialize, &str is
 enough

---
 src/librustdoc/html/render/search_index.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/librustdoc/html/render/search_index.rs b/src/librustdoc/html/render/search_index.rs
index b0ae0dae0d6d5..c64349f413cee 100644
--- a/src/librustdoc/html/render/search_index.rs
+++ b/src/librustdoc/html/render/search_index.rs
@@ -299,7 +299,7 @@ pub(crate) fn build_index<'tcx>(
             )?;
             crate_data.serialize_field(
                 "p",
-                &self.paths.iter().map(|(it, s)| (it, s.to_string())).collect::<Vec<_>>(),
+                &self.paths.iter().map(|(it, s)| (it, s.as_str())).collect::<Vec<_>>(),
             )?;
             if has_aliases {
                 crate_data.serialize_field("a", &self.aliases)?;