From 13cb2810130493c17d28c3c8d89595962a13f7f0 Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Fri, 30 Oct 2009 22:09:30 +0000
Subject: [PATCH] If a type is derived from a derived type then calculate size
 appropriately.

llvm-svn: 85619
---
 llvm/lib/Analysis/DebugInfo.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/llvm/lib/Analysis/DebugInfo.cpp b/llvm/lib/Analysis/DebugInfo.cpp
index 2a6e04eb7434..1d340b907a98 100644
--- a/llvm/lib/Analysis/DebugInfo.cpp
+++ b/llvm/lib/Analysis/DebugInfo.cpp
@@ -398,10 +398,10 @@ bool DIVariable::Verify() const {
 /// getOriginalTypeSize - If this type is derived from a base type then
 /// return base type size.
 uint64_t DIDerivedType::getOriginalTypeSize() const {
-  if (getTag() != dwarf::DW_TAG_member)
-    return getSizeInBits();
   DIType BT = getTypeDerivedFrom();
-  if (BT.getTag() != dwarf::DW_TAG_base_type)
+  if (!BT.isNull() && BT.isDerivedType())
+    return DIDerivedType(BT.getNode()).getOriginalTypeSize();
+  if (BT.isNull())
     return getSizeInBits();
   return BT.getSizeInBits();
 }