From bb0f99d6298fccb8cf1421fa0c7463c647f543a7 Mon Sep 17 00:00:00 2001
From: Jens Vollinga <jens.vollinga@googlemail.com>
Date: Fri, 22 Jul 2011 23:27:37 +0200
Subject: [PATCH] Fixed a bug in the code for subsitutions in indexed
 expressions. subs_options::no_index_renaming was ignored. Thanks to Gerhard
 Hejc for reporting and suggesting a fix.

---
 ginac/expairseq.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ginac/expairseq.cpp b/ginac/expairseq.cpp
index ab14b555..7c6e5223 100644
--- a/ginac/expairseq.cpp
+++ b/ginac/expairseq.cpp
@@ -453,7 +453,7 @@ ex expairseq::subs(const exmap & m, unsigned options) const
 {
 	std::auto_ptr<epvector> vp = subschildren(m, options);
 	if (vp.get())
-		return ex_to<basic>(thisexpairseq(vp, overall_coeff, true));
+		return ex_to<basic>(thisexpairseq(vp, overall_coeff, (options & subs_options::no_index_renaming) == 0));
 	else if ((options & subs_options::algebraic) && is_exactly_a<mul>(*this))
 		return static_cast<const mul *>(this)->algebraic_subs_mul(m, options);
 	else
-- 
2.44.0