From ed60cf2475cabd3d9ad1afdc03bd6952d99b744c Mon Sep 17 00:00:00 2001
From: Esteban Küber <esteban@kuber.com.ar>
Date: Sun, 29 Sep 2019 19:07:26 -0700
Subject: When encountering chained operators use heuristics to recover from
 bad turbofish

---
 src/libsyntax/parse/parser/expr.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/libsyntax/parse/parser')

diff --git a/src/libsyntax/parse/parser/expr.rs b/src/libsyntax/parse/parser/expr.rs
index 23674ad589d..b459782d237 100644
--- a/src/libsyntax/parse/parser/expr.rs
+++ b/src/libsyntax/parse/parser/expr.rs
@@ -238,7 +238,9 @@ impl<'a> Parser<'a> {
 
             self.bump();
             if op.is_comparison() {
-                self.check_no_chained_comparison(&lhs, &op)?;
+                if let Some(expr) = self.check_no_chained_comparison(&lhs, &op)? {
+                    return Ok(expr);
+                }
             }
             // Special cases:
             if op == AssocOp::As {
-- 
cgit 1.4.1-3-g733a5