commit b97b1627316ef4a9eb7591ef4f814917ba054ff6
author Nick Lewycky <nicholas@mxc.ca> Thu Jul 25 02:55:14 2013 +0000
committer Nick Lewycky <nicholas@mxc.ca> Thu Jul 25 02:55:14 2013 +0000
tree 6cec003f84bb5da6f0978b552fb4d48ce0d35c4a
parent 2d680824e3a5272e386aa6c1d2a66676de7899fd

Check that TD isn't NULL before dereferencing it down this path.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187099 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/IPO/GlobalOpt.cpp

diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index 6250cc5..20af15e 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -2783,7 +2783,7 @@
           Value *Ptr = PtrArg->stripPointerCasts();
           if (GlobalVariable *GV = dyn_cast<GlobalVariable>(Ptr)) {
             Type *ElemTy = cast<PointerType>(GV->getType())->getElementType();
-            if (!Size->isAllOnesValue() &&
+            if (TD && !Size->isAllOnesValue() &&
                 Size->getValue().getLimitedValue() >=
                 TD->getTypeStoreSize(ElemTy)) {
               Invariants.insert(GV);