From cf9a4e209ee99df8eefe087fb898925e0cf28164 Mon Sep 17 00:00:00 2001
From: Matt Pharr <matt.pharr@intel.com>
Date: Fri, 20 Apr 2012 11:53:43 -0700
Subject: [PATCH] Fix malformed program crash.

---
 expr.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/expr.cpp b/expr.cpp
index 01339d03..0b992ddc 100644
--- a/expr.cpp
+++ b/expr.cpp
@@ -3711,7 +3711,10 @@ ExprList::GetConstant(const Type *type) const {
             // expression to the type we need, then let the regular type
             // conversion machinery handle it.
             expr = TypeConvertExpr(exprs[i], elementType, "initializer list");
-            Assert(expr != NULL);
+            if (expr == NULL) {
+                Assert(m->errorCount > 0);
+                return NULL;
+            }
             // Re-establish const-ness if possible
             expr = ::Optimize(expr);
         }