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-rw-r--r--compiler/rustc_data_structures/src/graph/vec_graph/tests.rs6
1 files changed, 3 insertions, 3 deletions
diff --git a/compiler/rustc_data_structures/src/graph/vec_graph/tests.rs b/compiler/rustc_data_structures/src/graph/vec_graph/tests.rs
index c8f97926717..7c866da6009 100644
--- a/compiler/rustc_data_structures/src/graph/vec_graph/tests.rs
+++ b/compiler/rustc_data_structures/src/graph/vec_graph/tests.rs
@@ -27,11 +27,11 @@ fn successors() {
     let graph = create_graph();
     assert_eq!(graph.successors(0), &[1]);
     assert_eq!(graph.successors(1), &[2, 3]);
-    assert_eq!(graph.successors(2), &[]);
+    assert_eq!(graph.successors(2), &[] as &[usize]);
     assert_eq!(graph.successors(3), &[4]);
-    assert_eq!(graph.successors(4), &[]);
+    assert_eq!(graph.successors(4), &[] as &[usize]);
     assert_eq!(graph.successors(5), &[1]);
-    assert_eq!(graph.successors(6), &[]);
+    assert_eq!(graph.successors(6), &[] as &[usize]);
 }
 
 #[test]