diff --git a/polly/lib/CodeGen/CodeGeneration.cpp b/polly/lib/CodeGen/CodeGeneration.cpp
index 753942f..950a06a7 100644
--- a/polly/lib/CodeGen/CodeGeneration.cpp
+++ b/polly/lib/CodeGen/CodeGeneration.cpp
@@ -169,7 +169,8 @@
 
 Value *ClastExpCodeGen::codegen(const clast_reduction *r, Type *Ty) {
   assert((r->type == clast_red_min || r->type == clast_red_max ||
-          r->type == clast_red_sum) && "Clast reduction type not supported");
+          r->type == clast_red_sum) &&
+         "Clast reduction type not supported");
   Value *old = codegen(r->elts[0], Ty);
 
   for (int i = 1; i < r->n; ++i) {