Fixed a typo in getPreferredTypeAlign method.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63116 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index e7c08e2..2800765 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -463,7 +463,7 @@
   // Doubles should be naturally aligned if possible.
   if (const BuiltinType *BT = dyn_cast<BuiltinType>(getCanonicalType(T)))
     if (BT->getKind() == BuiltinType::Double)
-      return std::max(ABIAlign, 8U);
+      return std::max(ABIAlign, 64U);
   
   return ABIAlign;
 }