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Diffstat (limited to 'src/libsyntax/ext/deriving/encodable.rs')
| -rw-r--r-- | src/libsyntax/ext/deriving/encodable.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/ext/deriving/encodable.rs b/src/libsyntax/ext/deriving/encodable.rs index 7114217d51d..616390467f0 100644 --- a/src/libsyntax/ext/deriving/encodable.rs +++ b/src/libsyntax/ext/deriving/encodable.rs @@ -183,7 +183,7 @@ fn encodable_substructure(cx: &mut ExtCtxt, trait_span: Span, let name = match name { Some(id) => token::get_ident(id), None => { - token::intern_and_get_ident(format!("_field{}", i).index(&FullRange)) + token::intern_and_get_ident(&format!("_field{}", i)[]) } }; let enc = cx.expr_method_call(span, self_.clone(), |