There are two ways of checking for a given type, for example isa<PointerType>(T)
and T->isPointerTy().  Convert most instances of the first form to the second form.
Requested by Chris.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96344 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/DeadArgumentElimination.cpp b/lib/Transforms/IPO/DeadArgumentElimination.cpp
index 1749b1e..f386ed7 100644
--- a/lib/Transforms/IPO/DeadArgumentElimination.cpp
+++ b/lib/Transforms/IPO/DeadArgumentElimination.cpp
@@ -796,7 +796,7 @@
         // Replace by null for now.
         Call->replaceAllUsesWith(Constant::getNullValue(Call->getType()));
       } else {
-        assert(isa<StructType>(RetTy) &&
+        assert(RetTy->isStructTy() &&
                "Return type changed, but not into a void. The old return type"
                " must have been a struct!");
         Instruction *InsertPt = Call;
@@ -870,7 +870,7 @@
         if (NFTy->getReturnType() == Type::getVoidTy(F->getContext())) {
           RetVal = 0;
         } else {
-          assert (isa<StructType>(RetTy));
+          assert (RetTy->isStructTy());
           // The original return value was a struct, insert
           // extractvalue/insertvalue chains to extract only the values we need
           // to return and insert them into our new result.