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-rw-r--r--src/libsyntax/parse/mod.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/parse/mod.rs b/src/libsyntax/parse/mod.rs
index 988e9958c2b..54a3dad9495 100644
--- a/src/libsyntax/parse/mod.rs
+++ b/src/libsyntax/parse/mod.rs
@@ -346,7 +346,7 @@ mod test {
         let mut writer = MemWriter::new();
         let mut encoder = extra::json::Encoder::init(&mut writer as &mut io::Writer);
         val.encode(&mut encoder);
-        str::from_utf8(*writer.inner_ref())
+        str::from_utf8_owned(writer.inner())
     }
 
     // produce a codemap::span