From 31d1a2c51c4dfcd1cb7a8036f195fb717b6b7327 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sat, 10 Jun 2006 04:16:23 +0000
Subject: [PATCH] Add a missing assertion that would have helped out Reid

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28746 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/VMCore/Constants.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/VMCore/Constants.cpp b/lib/VMCore/Constants.cpp
index 3351385d0a9..3b55b652c09 100644
--- a/lib/VMCore/Constants.cpp
+++ b/lib/VMCore/Constants.cpp
@@ -863,6 +863,8 @@ static ValueMap<char, Type, ConstantAggregateZero> AggZeroConstants;
 static char getValType(ConstantAggregateZero *CPZ) { return 0; }
 
 Constant *ConstantAggregateZero::get(const Type *Ty) {
+  assert((isa<StructType>(Ty) || isa<ArrayType>(Ty) || isa<PackedType>(Ty)) &&
+         "Cannot create an aggregate zero of non-aggregate type!");
   return AggZeroConstants.getOrCreate(Ty, 0);
 }