[pypy-svn] pypy documentation-cleanup: replace stale link with working one

[lac]

Author: Laura Creighton <lac at openend.se>
Branch: documentation-cleanup
Changeset: r43626:1792f6d7752e
Date: 2011-04-26 14:24 +0200
http://bitbucket.org/pypy/pypy/changeset/1792f6d7752e/

Log:	replace stale link with working one

diff --git a/pypy/doc/interpreter-optimizations.rst b/pypy/doc/interpreter-optimizations.rst
--- a/pypy/doc/interpreter-optimizations.rst
+++ b/pypy/doc/interpreter-optimizations.rst
@@ -90,7 +90,8 @@
 
 You can enable this feature with the :config:`objspace.std.withrope` option.
 
-.. _`"Ropes: An alternative to Strings."`: http://www.cs.ubc.ca/local/reading/proceedings/spe91-95/spe/vol25/issue12/spe986.pdf
+.. _`"Ropes: An alternative to Strings."`: http://citeseer.ist.psu.edu/viewdoc/download?doi=10.1.1.14.9450&rep=rep1&type=pdf
+
 
 Integer Optimizations
 ---------------------