From: Chris Lattner <sabre@nondot.org>
Date: Fri, 1 Jun 2012 15:02:52 +0000 (+0000)
Subject: quick fix for PR13006, will check in testcase later.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=74ee0ef6a72c61766523364f7c300c2a2612aae7;p=oota-llvm.git

quick fix for PR13006, will check in testcase later.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157813 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/Analysis.cpp b/lib/CodeGen/Analysis.cpp
index 1a8968dd284..447f3981b52 100644
--- a/lib/CodeGen/Analysis.cpp
+++ b/lib/CodeGen/Analysis.cpp
@@ -332,7 +332,9 @@ bool llvm::isInTailCallPosition(ImmutableCallSite CS, Attributes CalleeRetAttr,
   // see if each is transparent.
   for (unsigned i = 0, e =cast<StructType>(RetVal->getType())->getNumElements();
        i != e; ++i) {
-    const Value *InScalar = getNoopInput(FindInsertedValue(RetVal, i), TLI);
+    const Value *InScalar = FindInsertedValue(RetVal, i);
+    if (InScalar == 0) return false;
+    InScalar = getNoopInput(InScalar, TLI);
     
     // If the scalar value being inserted is an extractvalue of the right index
     // from the call, then everything is good.