Move the ConstantInt uniquing table into LLVMContextImpl. This exposed a number of issues in

our current context-passing stuff, which is also fixed here


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76089 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/IPO/DeadArgumentElimination.cpp

@@ -908,6 +908,7 @@ bool DAE::RemoveDeadStuffFromFunction(Function *F) {
 
 bool DAE::runOnModule(Module &M) {
   bool Changed = false;
+  Context = &M.getContext();
 
   // First pass: Do a simple check to see if any functions can have their "..."
   // removed.  We can do this if they never call va_start.  This loop cannot be