From 1fc5fb2b7bc627780c65f88efb81d4da4a35ce24 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 15 Jan 2009 05:23:51 +0000
Subject: * parse.y (stmt): explicit error for "Object::Far += foo 1" just   as
 "Object::Far += 1".

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21520 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 parse.y | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'parse.y')

diff --git a/parse.y b/parse.y
index 42d24f61dc..2074cb6730 100644
--- a/parse.y
+++ b/parse.y
@@ -1100,6 +1100,11 @@ stmt		: keyword_alias fitem {lex_state = EXPR_FNAME;} fitem
 			$$ = dispatch3(opassign, $$, $4, $5);
 		    %*/
 		    }
+		| primary_value tCOLON2 tCONSTANT tOP_ASGN command_call
+		    {
+			yyerror("constant re-assignment");
+			$$ = 0;
+		    }
 		| primary_value tCOLON2 tIDENTIFIER tOP_ASGN command_call
 		    {
 		    /*%%%*/
-- 
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