Index: configure.ac
===================================================================
--- configure.ac	(revision 195174)
+++ configure.ac	(working copy)
@@ -1607,7 +1607,7 @@ if test "x$with_isl" != "xno" &&
   dnl with user input.
   ISL_INIT_FLAGS
   dnl The versions of ISL that work for Graphite
-  ISL_CHECK_VERSION(0,10)
+  ISL_CHECK_VERSION(0,11)
   if test "${gcc_cv_isl}" = no ; then
     ISL_CHECK_VERSION(0,11)
   fi