diff options
Diffstat (limited to 'src/libsyntax_ext/deriving/debug.rs')
| -rw-r--r-- | src/libsyntax_ext/deriving/debug.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax_ext/deriving/debug.rs b/src/libsyntax_ext/deriving/debug.rs index c007285cd85..b06f30effbb 100644 --- a/src/libsyntax_ext/deriving/debug.rs +++ b/src/libsyntax_ext/deriving/debug.rs @@ -40,7 +40,7 @@ pub fn expand_deriving_debug(cx: &mut ExtCtxt, name: "fmt", generics: LifetimeBounds::empty(), explicit_self: borrowed_explicit_self(), - args: vec![fmtr], + args: vec![(fmtr, "_f")], ret_ty: Literal(path_std!(cx, fmt::Result)), attributes: Vec::new(), is_unsafe: false, |