Remove every uses of getGlobalContext() in LLVM (but the C API)

At the same time, fixes InstructionsTest::CastInst unittest: yes
you can leave the IR in an invalid state and exit when you don't
destroy the context (like the global one), no longer now.

This is the first part of http://reviews.llvm.org/D19094

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 266379

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/tools/opt/opt.cpp b/llvm/tools/opt/opt.cpp
index a27ce735b53..ca3ab8a49ab 100644
--- a/llvm/tools/opt/opt.cpp
+++ b/llvm/tools/opt/opt.cpp
@@ -316,7 +316,7 @@ int main(int argc, char **argv) {
   EnableDebugBuffering = true;
 
   llvm_shutdown_obj Y;  // Call llvm_shutdown() on exit.
-  LLVMContext &Context = getGlobalContext();
+  LLVMContext Context;
 
   InitializeAllTargets();
   InitializeAllTargetMCs();