From: David Blaikie <dblaikie@gmail.com>
Date: Thu, 5 Jun 2014 02:04:59 +0000 (+0000)
Subject: Revert r210221 again, due to a crash Richard Smith has provided involving self-hostin... 
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=72c3aa39b75827105719ef2847270c3898e302f7;p=platform%2Fupstream%2Fllvm.git

Revert r210221 again, due to a crash Richard Smith has provided involving self-hosting LLVM with libc++.

Test case coming, once I reduce it.

llvm-svn: 210236
---

diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
index af9344a..49864ea 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
@@ -1784,8 +1784,7 @@ std::unique_ptr<DIE> DwarfUnit::constructVariableDIEImpl(const DbgVariable &DV,
   // Define variable debug information entry.
   auto VariableDie = make_unique<DIE>(DV.getTag());
   DbgVariable *AbsVar = DV.getAbstractVariable();
-  if (AbsVar) {
-    assert(AbsVar->getDIE());
+  if (AbsVar && AbsVar->getDIE()) {
     addDIEEntry(*VariableDie, dwarf::DW_AT_abstract_origin, *AbsVar->getDIE());
   } else {
     if (!Name.empty())