[multiple changes]

[gcc.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 02720ee1b156a7e09326716424cf78dba8209e65..739cdc786cc4d143d4451d88cda3cc961709581b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1606,8 +1606,11 @@ if test "x$with_isl" != "xno" &&
   dnl Provide configure switches and initialize islinc & isllibs
   dnl with user input.
   ISL_INIT_FLAGS
-  dnl The minimal version of ISL required for Graphite.
+  dnl The versions of ISL that work for Graphite
   ISL_CHECK_VERSION(0,10)
+  if test "${gcc_cv_isl}" = no ; then
+    ISL_CHECK_VERSION(0,11)
+  fi
   dnl Only execute fail-action, if ISL has been requested.
   ISL_IF_FAILED([
     AC_MSG_ERROR([Unable to find a usable ISL.  See config.log for details.])])
@@ -1617,11 +1620,11 @@ if test "x$with_isl" != "xno" &&
     dnl Provide configure switches and initialize clooginc & clooglibs
     dnl with user input.
     CLOOG_INIT_FLAGS
-    dnl The minimal version of CLooG required for Graphite.
-    dnl
-    dnl If we use CLooG-Legacy, the provided version information is
-    dnl ignored.
+    dnl The versions of CLooG that work for Graphite.
     CLOOG_CHECK_VERSION(0,17,0)
+    if test "${gcc_cv_cloog}" = no ; then
+      CLOOG_CHECK_VERSION(0,18,0)
+    fi
 
     dnl Only execute fail-action, if CLooG has been requested.
     CLOOG_IF_FAILED([