From a2c4affe860ec53647b902f257e7e575f0350854 Mon Sep 17 00:00:00 2001
From: bjorn3 <bjorn3@users.noreply.github.com>
Date: Tue, 1 Jun 2021 19:12:55 +0200
Subject: Remove unused functions and arguments from rustc_serialize

---
 compiler/rustc_errors/src/json.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'compiler/rustc_errors/src')

diff --git a/compiler/rustc_errors/src/json.rs b/compiler/rustc_errors/src/json.rs
index 5d175a3ade9..72395bd31ec 100644
--- a/compiler/rustc_errors/src/json.rs
+++ b/compiler/rustc_errors/src/json.rs
@@ -216,7 +216,7 @@ macro_rules! encode_fields {
             $(
                 $enc.emit_struct_field(
                     stringify!($name),
-                    idx,
+                    idx == 0,
                     |enc| $name.encode(enc),
                 )?;
                 idx += 1;
@@ -229,7 +229,7 @@ macro_rules! encode_fields {
 // Special-case encoder to skip tool_metadata if not set
 impl<E: Encoder> Encodable<E> for Diagnostic {
     fn encode(&self, s: &mut E) -> Result<(), E::Error> {
-        s.emit_struct("diagnostic", 7, |s| {
+        s.emit_struct(false, |s| {
             let mut idx = 0;
 
             idx = encode_fields!(
-- 
cgit 1.4.1-3-g733a5