message: Fix ctx layout in LLVM.
diff: @@ -163,6 +163,7 @@ impl Intrinsics {
  let stack_lower_bound_ty = i8_ty;
  let memory_base_ty = i8_ty;
  let memory_bound_ty = void_ty;
  + let internals_ty = i64_ty;
  let local_function_ty = i8_ptr_ty;
  let anyfunc_ty = context.struct_type(
  @@ -218,6 +219,9 @@ impl Intrinsics {
  memory_bound_ty
  .ptr_type(AddressSpace::Generic)
  .as_basic_type_enum(),
  + internals_ty
  + .ptr_type(AddressSpace::Generic)
  + .as_basic_type_enum(),
  local_function_ty
  .ptr_type(AddressSpace::Generic)
  .as_basic_type_enum(),
  