Add a pointer to the owning LLVMContext to Module.  This requires threading LLVMContext through a lot
of the bitcode reader and ASM parser APIs, as well as supporting it in all of the tools.

Patches for Clang and LLVM-GCC to follow.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74614 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/CloneModule.cpp b/lib/Transforms/Utils/CloneModule.cpp
index 337fa8a..82f5b93 100644
--- a/lib/Transforms/Utils/CloneModule.cpp
+++ b/lib/Transforms/Utils/CloneModule.cpp
@@ -35,7 +35,7 @@
 Module *llvm::CloneModule(const Module *M,
                           DenseMap<const Value*, Value*> &ValueMap) {
   // First off, we need to create the new module...
-  Module *New = new Module(M->getModuleIdentifier());
+  Module *New = new Module(M->getModuleIdentifier(), M->getContext());
   New->setDataLayout(M->getDataLayout());
   New->setTargetTriple(M->getTargetTriple());
   New->setModuleInlineAsm(M->getModuleInlineAsm());