[asan] support long double on 64-bit. See https://code.google.com/p/address-sanitizer/issues/detail?id=151

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175266 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/lib/Transforms/Instrumentation/AddressSanitizer.cpp
index b97e342..5769e94 100644
--- a/lib/Transforms/Instrumentation/AddressSanitizer.cpp
+++ b/lib/Transforms/Instrumentation/AddressSanitizer.cpp
@@ -639,7 +639,7 @@
   Type *OrigTy = cast<PointerType>(OrigPtrTy)->getElementType();
 
   assert(OrigTy->isSized());
-  uint32_t TypeSize = TD->getTypeStoreSizeInBits(OrigTy);
+  uint32_t TypeSize = TD->getTypeAllocSizeInBits(OrigTy);
 
   if (TypeSize != 8  && TypeSize != 16 &&
       TypeSize != 32 && TypeSize != 64 && TypeSize != 128) {