Use unstable sort for sorting paths in a search index

Kobzol · Kobzol · commit 516bd8ccb55d · 2026-02-26T13:20:35.000+01:00
diff --git a/compiler/rustc_session/src/search_paths.rs b/compiler/rustc_session/src/search_paths.rs
@@ -144,7 +144,7 @@ impl SearchPath {
 
             Err(..) => Default::default(),
         };
-        files.sort_by(|lhs, rhs| lhs.file_name_str.cmp(&rhs.file_name_str));
+        files.sort_unstable_by(|lhs, rhs| lhs.file_name_str.cmp(&rhs.file_name_str));
         let files = FilesIndex(files);
         SearchPath { kind, dir, files }
     }

Original file line number	Diff line number	Diff line change
`@@ -144,7 +144,7 @@ impl SearchPath {`
`144`	`144`
`145`	`145`	`Err(..) => Default::default(),`
`146`	`146`	`};`
`147`		`- files.sort_by(\|lhs, rhs\| lhs.file_name_str.cmp(&rhs.file_name_str));`
	`147`	`+ files.sort_unstable_by(\|lhs, rhs\| lhs.file_name_str.cmp(&rhs.file_name_str));`
`148`	`148`	`let files = FilesIndex(files);`
`149`	`149`	`SearchPath { kind, dir, files }`
`150`	`150`	`}`