From: Kornel <kornel@geekhood.net>
Date: Mon, 7 Aug 2017 17:23:15 +0000 (+0100)
Subject: Hint correct extern constant syntax
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=ff0513c6973523b65f59b8b508ca85dc2944c988;p=rust.git

Hint correct extern constant syntax
---

diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
index ca362ec9368..c34317e649d 100644
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -6007,7 +6007,9 @@ fn parse_foreign_item(&mut self) -> PResult<'a, Option<ForeignItem>> {
         }
 
         if self.check_keyword(keywords::Const) {
-            return Err(self.span_fatal(self.span, "extern items cannot be `const`"));
+            let mut err = self.span_fatal(self.span, "extern items cannot be `const`");
+            err.help("use `static` instead");
+            return Err(err);
         }
 
         // FIXME #5668: this will occur for a macro invocation: