diff --git a/llvm/lib/CodeGen/StackProtector.cpp b/llvm/lib/CodeGen/StackProtector.cpp
index 48bb5af..8a6a727 100644
--- a/llvm/lib/CodeGen/StackProtector.cpp
+++ b/llvm/lib/CodeGen/StackProtector.cpp
@@ -113,7 +113,7 @@
 
         if (const ArrayType *AT = dyn_cast<ArrayType>(AI->getAllocatedType())) {
           // We apparently only care about character arrays.
-          if (!AT->getElementType()->isInteger(8))
+          if (!AT->getElementType()->isIntegerTy(8))
             continue;
 
           // If an array has more than SSPBufferSize bytes of allocated space,