From 97d4e51df1dabc43978ce6f33f6e5276d7ee297f Mon Sep 17 00:00:00 2001
From: Owen Anderson <resistor@mac.com>
Date: Mon, 26 Nov 2007 03:27:38 +0000
Subject: [PATCH] Fix a silly bug that Nicholas noticed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44324 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Analysis/MemoryDependenceAnalysis.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp
index 68366f6d912..dd567aac95d 100644
--- a/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/lib/Analysis/MemoryDependenceAnalysis.cpp
@@ -94,7 +94,8 @@ Instruction* MemoryDependenceAnalysis::getCallSiteDependency(CallSite C,
       
       // FreeInsts erase the entire structure
       pointerSize = ~0UL;
-    } else if (CallSite::get(QI).getInstruction() != 0) {
+    } else if (CallSite::get(QI).getInstruction() != 0 &&
+               cast<CallInst>(QI)->getCalledFunction()) {
       AliasAnalysis::ModRefBehavior result =
                    AA.getModRefBehavior(cast<CallInst>(QI)->getCalledFunction(),
                                         CallSite::get(QI));
-- 
2.34.1