Handle a pointer type correctly in SCEVExpander::visitAddRecExpr.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69310 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/ScalarEvolutionExpander.cpp b/lib/Analysis/ScalarEvolutionExpander.cpp
index 0e0eb55..c27bbdc 100644
--- a/lib/Analysis/ScalarEvolutionExpander.cpp
+++ b/lib/Analysis/ScalarEvolutionExpander.cpp
@@ -227,6 +227,8 @@
   // If this is a simple linear addrec, emit it now as a special case.
   if (S->isAffine()) {   // {0,+,F} --> i*F
     Value *F = expand(S->getOperand(1));
+    if (isa<PointerType>(F->getType()))
+      F = InsertCastOfTo(Instruction::PtrToInt, F, TD.getIntPtrType());
     
     // IF the step is by one, just return the inserted IV.
     if (ConstantInt *CI = dyn_cast<ConstantInt>(F))