From: Devang Patel <dpatel@apple.com>
Date: Fri, 4 Sep 2009 23:59:07 +0000 (+0000)
Subject: Ignore malformed global variable debug info.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=905cf5e0bd4feaec00c45f44893afbbd1f02a149;p=oota-llvm.git

Ignore malformed global variable debug info.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81055 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 0e55b545833..bc4333d9c1b 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1482,6 +1482,10 @@ void DwarfDebug::ConstructCompileUnit(MDNode *N) {
 
 void DwarfDebug::ConstructGlobalVariableDIE(MDNode *N) {
   DIGlobalVariable DI_GV(N);
+  
+  // If debug information is malformed then ignore it.
+  if (DI_GV.Verify() == false)
+    return;
 
   // Check for pre-existence.
   DIE *&Slot = ModuleCU->getDieMapSlotFor(DI_GV.getNode());