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-rw-r--r--src/test/ui/paths-containing-nul.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/test/ui/paths-containing-nul.rs b/src/test/ui/paths-containing-nul.rs
index c9bf710b8e7..e9510b53fea 100644
--- a/src/test/ui/paths-containing-nul.rs
+++ b/src/test/ui/paths-containing-nul.rs
@@ -17,7 +17,7 @@ fn assert_invalid_input<T>(on: &str, result: io::Result<T>) {
                               "{} returned a strange {:?} on a path with NUL", on, e.kind()),
         }
     }
-    inner(on, result.map(|_| ()))
+    inner(on, result.map(drop))
 }
 
 fn main() {