[polly] Change to range-based invocation of llvm::sort

git-svn-id: https://llvm.org/svn/llvm-project/polly/trunk@351502 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/ISLTools.cpp b/lib/Support/ISLTools.cpp
index bbc4b07..f7272cd 100644
--- a/lib/Support/ISLTools.cpp
+++ b/lib/Support/ISLTools.cpp
@@ -719,7 +719,7 @@
   }
 
   // Sort the polyhedra.
-  llvm::sort(BSets.begin(), BSets.end(), orderComparer);
+  llvm::sort(BSets, orderComparer);
 
   // Print the polyhedra.
   bool First = true;