From 02f93ca32481d3b1a6a307d28223ca061348eb0c Mon Sep 17 00:00:00 2001
From: Ben Blum <bblum@andrew.cmu.edu>
Date: Thu, 22 Aug 2013 20:15:09 -0400
Subject: Emit a better error for attempted unsafe-pointer-self. Close #8306.

---
 src/libsyntax/parse/parser.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/libsyntax')

diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
index 51213512a55..6db9828fa25 100644
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -3571,6 +3571,19 @@ impl Parser {
             self.bump();
             sty_value
           }
+          token::BINOP(token::STAR) => {
+            // Possibly "*self" or "*mut self" -- not supported. Try to avoid
+            // emitting cryptic "unexpected token" errors.
+            self.bump();
+            if self.token_is_mutability(self.token) {
+                self.bump();
+            }
+            if self.is_self_ident() {
+                self.span_err(*self.span, "cannot pass self by unsafe pointer");
+                self.bump();
+            }
+            sty_value
+          }
           _ => {
             sty_static
           }
-- 
cgit 1.4.1-3-g733a5