From: Chris Lattner <sabre@nondot.org>
Date: Mon, 25 Feb 2008 21:28:46 +0000 (+0000)
Subject: add an assertion to catch a null PATypeHolder, patch by Erick Tryzelaar
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f8d8b2b53ae5206015ab6a13412b223187406ecf;p=oota-llvm.git

add an assertion to catch a null PATypeHolder, patch by Erick Tryzelaar


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47563 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Type.h b/include/llvm/Type.h
index db177994aee..1ee84e2cabe 100644
--- a/include/llvm/Type.h
+++ b/include/llvm/Type.h
@@ -357,9 +357,10 @@ inline void PATypeHandle::removeUser() {
     Ty->removeAbstractTypeUser(User);
 }
 
-// Define inline methods for PATypeHolder...
+// Define inline methods for PATypeHolder.
 
 inline void PATypeHolder::addRef() {
+  assert(Ty && "Type Holder has a null type!");
   if (Ty->isAbstract())
     Ty->addRef();
 }