From 5f2817b36c32ff71031c514b2fdf51ba6b74d83c Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Fri, 4 Apr 2014 13:12:58 +0900
Subject: backslash escapes in regexp should be addressed by Regexp processor;
 close #2005

---
 src/parse.y | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/parse.y b/src/parse.y
index 2cf1571d3..ec27a2c51 100644
--- a/src/parse.y
+++ b/src/parse.y
@@ -3829,6 +3829,10 @@ parse_string(parser_state *p)
             tokadd(p, '\n');
           }
         }
+        else if (type & STR_FUNC_REGEXP) {
+          tokadd(p, '\\');
+          tokadd(p, c);
+        }
         else {
           pushback(p, c);
           tokadd(p, read_escape(p));
-- 
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