Index: source/Expression/IRInterpreter.cpp
===================================================================
--- source/Expression/IRInterpreter.cpp
+++ source/Expression/IRInterpreter.cpp
@@ -386,8 +386,8 @@
   }
 
   lldb::addr_t MallocPointer() {
-    return Malloc(m_target_data.getPointerSize(),
-                  m_target_data.getPointerPrefAlignment());
+    return Malloc(m_target_data.getPointerSize(0),
+                  m_target_data.getPointerPrefAlignment(0));
   }
 
   lldb::addr_t Malloc(llvm::Type *type) {