From 7cad745d49fdab4f021c638cec4cca8e5c7c5bdb Mon Sep 17 00:00:00 2001
From: Owen Anderson <resistor@mac.com>
Date: Mon, 26 Nov 2007 03:27:38 +0000
Subject: Fix a silly bug that Nicholas noticed.

llvm-svn: 44324
---
 llvm/lib/Analysis/MemoryDependenceAnalysis.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'llvm/lib')

diff --git a/llvm/lib/Analysis/MemoryDependenceAnalysis.cpp b/llvm/lib/Analysis/MemoryDependenceAnalysis.cpp
index 68366f6d912..dd567aac95d 100644
--- a/llvm/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/llvm/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));
-- 
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