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
diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index 398f78a..8b3cf48 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -2476,6 +2476,7 @@
 
 bool GlobalOpt::runOnModule(Module &M) {
   bool Changed = false;
+  Context = &M.getContext();
   
   // Try to find the llvm.globalctors list.
   GlobalVariable *GlobalCtors = FindGlobalCtors(M);