From 137ded8ab1edf5112c45e0b6854272ae2e9d3a6d Mon Sep 17 00:00:00 2001
From: Mazdak Farrokhzad <twingoow@gmail.com>
Date: Sat, 21 Sep 2019 23:54:05 +0200
Subject: pre-expansion gate label_break_value

---
 src/libsyntax/parse/parser/expr.rs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/libsyntax/parse/parser/expr.rs')

diff --git a/src/libsyntax/parse/parser/expr.rs b/src/libsyntax/parse/parser/expr.rs
index 2e34422b918..395f3a3a4df 100644
--- a/src/libsyntax/parse/parser/expr.rs
+++ b/src/libsyntax/parse/parser/expr.rs
@@ -1260,6 +1260,10 @@ impl<'a> Parser<'a> {
         blk_mode: BlockCheckMode,
         outer_attrs: ThinVec<Attribute>,
     ) -> PResult<'a, P<Expr>> {
+        if let Some(label) = opt_label {
+            self.sess.gated_spans.label_break_value.borrow_mut().push(label.ident.span);
+        }
+
         self.expect(&token::OpenDelim(token::Brace))?;
 
         let mut attrs = outer_attrs;
-- 
cgit 1.4.1-3-g733a5