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-rw-r--r--compiler/rustc_interface/src/queries.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_interface/src/queries.rs b/compiler/rustc_interface/src/queries.rs
index 3a1833452d4..b6837ec764f 100644
--- a/compiler/rustc_interface/src/queries.rs
+++ b/compiler/rustc_interface/src/queries.rs
@@ -142,7 +142,7 @@ impl Linker {
 
         Ok(Linker {
             dep_graph: tcx.dep_graph.clone(),
-            output_filenames: tcx.output_filenames(()).clone(),
+            output_filenames: Arc::clone(tcx.output_filenames(())),
             crate_hash: if tcx.needs_crate_hash() {
                 Some(tcx.crate_hash(LOCAL_CRATE))
             } else {