Finally land the InvokeInst operand reordering.
I have audited all getOperandNo calls now, fixing
hidden assumptions. CallSite related uglyness will
be eliminated successively.

Note this patch has a long and griveous history,
for all the back-and-forths have a look at
CallSite.h's log.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99399 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/DeadArgumentElimination.cpp b/lib/Transforms/IPO/DeadArgumentElimination.cpp
index becb8e8..36fa085 100644
--- a/lib/Transforms/IPO/DeadArgumentElimination.cpp
+++ b/lib/Transforms/IPO/DeadArgumentElimination.cpp
@@ -352,7 +352,7 @@
         // argument, since if it was the function argument this would be an
         // indirect call and the we know can't be looking at a value of the
         // label type (for the invoke instruction).
-        unsigned ArgNo = CS.getArgumentNo(U.getOperandNo());
+        unsigned ArgNo = CS.getArgumentNo(U);
 
         if (ArgNo >= F->getFunctionType()->getNumParams())
           // The value is passed in through a vararg! Must be live.