From 094e687e42a19b747203fa1967d192c5384ef459 Mon Sep 17 00:00:00 2001
From: Shotaro Yamada <sinkuu@sinkuu.xyz>
Date: Tue, 9 Oct 2018 21:28:40 +0900
Subject: [PATCH] Remove an unsafe code

---
 src/visitor.rs | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/src/visitor.rs b/src/visitor.rs
index 30752826a856..7b952c20f525 100644
--- a/src/visitor.rs
+++ b/src/visitor.rs
@@ -792,13 +792,9 @@ impl<'b, 'a: 'b> FmtVisitor<'a> {
     where
         F: Fn(&RewriteContext) -> Option<String>,
     {
-        let result;
-        let macro_rewrite_failure = {
-            let context = self.get_context();
-            result = f(&context);
-            unsafe { *context.macro_rewrite_failure.as_ptr() }
-        };
-        self.macro_rewrite_failure |= macro_rewrite_failure;
+        let context = self.get_context();
+        let result = f(&context);
+        self.macro_rewrite_failure |= *context.macro_rewrite_failure.borrow();
         result
     }