From 1c88856fc8da59c217e9b63d57b57955ad5b1c1e Mon Sep 17 00:00:00 2001
From: Oliver Schneider <git-spam-no-reply9815368754983@oli-obk.de>
Date: Mon, 12 Oct 2015 11:04:50 +0200
Subject: [PATCH] $value_expr starting with a & took address of resulting bool

---
 serde_codegen/src/ser.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/serde_codegen/src/ser.rs b/serde_codegen/src/ser.rs
index 6e9c33cd..23319558 100644
--- a/serde_codegen/src/ser.rs
+++ b/serde_codegen/src/ser.rs
@@ -592,9 +592,9 @@ fn serialize_struct_visitor<I>(
             let key_expr = field.serializer_key_expr(cx);
 
             let stmt = if field.skip_serializing_field_if_empty() {
-                quote_stmt!(cx, if $value_expr.is_empty() { continue; })
+                quote_stmt!(cx, if ($value_expr).is_empty() { continue; })
             } else if field.skip_serializing_field_if_none() {
-                quote_stmt!(cx, if $value_expr.is_none() { continue; })
+                quote_stmt!(cx, if ($value_expr).is_none() { continue; })
             } else {
                 quote_stmt!(cx, {})
             };
@@ -636,9 +636,9 @@ fn serialize_struct_visitor<I>(
             if field.skip_serializing_field() {
                 quote_expr!(cx, 0)
             } else if field.skip_serializing_field_if_empty() {
-                quote_expr!(cx, if $value_expr.is_empty() { 0 } else { 1 })
+                quote_expr!(cx, if ($value_expr).is_empty() { 0 } else { 1 })
             } else if field.skip_serializing_field_if_none() {
-                quote_expr!(cx, if $value_expr.is_none() { 0 } else { 1 })
+                quote_expr!(cx, if ($value_expr).is_none() { 0 } else { 1 })
             } else {
                 quote_expr!(cx, 1)
             }