diff --git a/lib/Analysis/IPA/CallGraphSCCPass.cpp b/lib/Analysis/IPA/CallGraphSCCPass.cpp
index 963da752343..449b7ee87b1 100644
--- a/lib/Analysis/IPA/CallGraphSCCPass.cpp
+++ b/lib/Analysis/IPA/CallGraphSCCPass.cpp
@@ -246,7 +246,9 @@ bool CGPassManager::RefreshCallGraph(CallGraphSCC &CurSCC,
     for (Function::iterator BB = F->begin(), E = F->end(); BB != E; ++BB)
       for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) {
         CallSite CS(cast<Value>(I));
-        if (!CS || isa<IntrinsicInst>(I)) continue;
+        if (!CS) continue;
+        Function *Callee = CS.getCalledFunction();
+        if (Callee && Callee->isIntrinsic()) continue;
         
         // If this call site already existed in the callgraph, just verify it
         // matches up to expectations and remove it from CallSites.