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/tools/llvm-prof/llvm-prof.cpp b/tools/llvm-prof/llvm-prof.cpp
index 119dc1a..104d8794 100644
--- a/tools/llvm-prof/llvm-prof.cpp
+++ b/tools/llvm-prof/llvm-prof.cpp
@@ -14,6 +14,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/InstrTypes.h"
+#include "llvm/LLVMContext.h"
 #include "llvm/Module.h"
 #include "llvm/Assembly/AsmAnnotationWriter.h"
 #include "llvm/Analysis/ProfileInfoLoader.h"
@@ -115,7 +116,8 @@
   // Print a stack trace if we signal out.
   sys::PrintStackTraceOnErrorSignal();
   PrettyStackTraceProgram X(argc, argv);
-  
+
+  LLVMContext Context;
   llvm_shutdown_obj Y;  // Call llvm_shutdown() on exit.
   try {
     cl::ParseCommandLineOptions(argc, argv, "llvm profile dump decoder\n");
@@ -125,7 +127,7 @@
     Module *M = 0;
     if (MemoryBuffer *Buffer = MemoryBuffer::getFileOrSTDIN(BitcodeFile,
                                                             &ErrorMessage)) {
-      M = ParseBitcodeFile(Buffer, &ErrorMessage);
+      M = ParseBitcodeFile(Buffer, &Context, &ErrorMessage);
       delete Buffer;
     }
     if (M == 0) {