give LLVMContext an inline asm diagnostic hook member.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100506 91177308-0d34-0410-b5e6-96231b3b80d8

lib/VMCore/LLVMContextImpl.cpp

@@ -30,6 +30,9 @@ LLVMContextImpl::LLVMContextImpl(LLVMContext &C)
     Int32Ty(C, 32),
     Int64Ty(C, 64),
     AlwaysOpaqueTy(new OpaqueType(C)) {
+  InlineAsmDiagHandler = 0;
+  InlineAsmDiagContext = 0;
+      
   // Make sure the AlwaysOpaqueTy stays alive as long as the Context.
   AlwaysOpaqueTy->addRef();
   OpaqueTypes.insert(AlwaysOpaqueTy);