From 03cb3aae4690de422b40c8c60723301d076c51c5 Mon Sep 17 00:00:00 2001
From: Sebastian Wilzbach <seb@wilzba.ch>
Date: Tue, 13 Mar 2018 12:51:52 +0100
Subject: [PATCH] Fix Issue 18604 - in parameter storage class should be
 deprecated

---
 src/dmd/parse.d | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/dmd/parse.d b/src/dmd/parse.d
index 0382d6faec1d..9b18b5474615 100644
--- a/src/dmd/parse.d
+++ b/src/dmd/parse.d
@@ -2775,6 +2775,7 @@ final class Parser(AST) : Lexer
                     goto L2;
 
                 case TOK.in_:
+                    deprecation("`in` is equivalent to `const`");
                     stc = AST.STC.in_;
                     goto L2;