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path: root/compiler/rustc_mir/src/transform/coverage/graph.rs
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Diffstat (limited to 'compiler/rustc_mir/src/transform/coverage/graph.rs')
-rw-r--r--compiler/rustc_mir/src/transform/coverage/graph.rs5
1 files changed, 1 insertions, 4 deletions
diff --git a/compiler/rustc_mir/src/transform/coverage/graph.rs b/compiler/rustc_mir/src/transform/coverage/graph.rs
index e58b915f126..8ad0d133b17 100644
--- a/compiler/rustc_mir/src/transform/coverage/graph.rs
+++ b/compiler/rustc_mir/src/transform/coverage/graph.rs
@@ -392,10 +392,7 @@ impl BasicCoverageBlockData {
             }
         }
         let operand = counter_kind.as_operand_id();
-        if let Some(replaced) = self
-            .edge_from_bcbs
-            .get_or_insert_with(FxHashMap::default)
-            .insert(from_bcb, counter_kind)
+        if let Some(replaced) = self.edge_from_bcbs.get_or_default().insert(from_bcb, counter_kind)
         {
             Error::from_string(format!(
                 "attempt to set an edge counter more than once; from_bcb: \