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diff --git a/src/3rdparty/llvm/include/llvm/ADT/ilist_node_options.h b/src/3rdparty/llvm/include/llvm/ADT/ilist_node_options.h
deleted file mode 100644
index a09fdda31c..0000000000
--- a/src/3rdparty/llvm/include/llvm/ADT/ilist_node_options.h
+++ /dev/null
@@ -1,133 +0,0 @@
-//===- llvm/ADT/ilist_node_options.h - ilist_node Options -------*- C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_ADT_ILIST_NODE_OPTIONS_H
-#define LLVM_ADT_ILIST_NODE_OPTIONS_H
-
-//#include "llvm/Config/abi-breaking.h"
-//#include "llvm/Config/llvm-config.h"
-
-#include <type_traits>
-
-namespace llvm {
-
-template <bool EnableSentinelTracking> class ilist_node_base;
-template <bool EnableSentinelTracking> class ilist_base;
-
-/// Option to choose whether to track sentinels.
-///
-/// This option affects the ABI for the nodes.  When not specified explicitly,
-/// the ABI depends on LLVM_ENABLE_ABI_BREAKING_CHECKS.  Specify explicitly to
-/// enable \a ilist_node::isSentinel().
-template <bool EnableSentinelTracking> struct ilist_sentinel_tracking {};
-
-/// Option to specify a tag for the node type.
-///
-/// This option allows a single value type to be inserted in multiple lists
-/// simultaneously.  See \a ilist_node for usage examples.
-template <class Tag> struct ilist_tag {};
-
-namespace ilist_detail {
-
-/// Helper trait for recording whether an option is specified explicitly.
-template <bool IsExplicit> struct explicitness {
-  static const bool is_explicit = IsExplicit;
-};
-typedef explicitness<true> is_explicit;
-typedef explicitness<false> is_implicit;
-
-/// Check whether an option is valid.
-///
-/// The steps for adding and enabling a new ilist option include:
-/// \li define the option, ilist_foo<Bar>, above;
-/// \li add new parameters for Bar to \a ilist_detail::node_options;
-/// \li add an extraction meta-function, ilist_detail::extract_foo;
-/// \li call extract_foo from \a ilist_detail::compute_node_options and pass it
-/// into \a ilist_detail::node_options; and
-/// \li specialize \c is_valid_option<ilist_foo<Bar>> to inherit from \c
-/// std::true_type to get static assertions passing in \a simple_ilist and \a
-/// ilist_node.
-template <class Option> struct is_valid_option : std::false_type {};
-
-/// Extract sentinel tracking option.
-///
-/// Look through \p Options for the \a ilist_sentinel_tracking option, with the
-/// default depending on LLVM_ENABLE_ABI_BREAKING_CHECKS.
-template <class... Options> struct extract_sentinel_tracking;
-template <bool EnableSentinelTracking, class... Options>
-struct extract_sentinel_tracking<
-    ilist_sentinel_tracking<EnableSentinelTracking>, Options...>
-    : std::integral_constant<bool, EnableSentinelTracking>, is_explicit {};
-template <class Option1, class... Options>
-struct extract_sentinel_tracking<Option1, Options...>
-    : extract_sentinel_tracking<Options...> {};
-#if LLVM_ENABLE_ABI_BREAKING_CHECKS
-template <> struct extract_sentinel_tracking<> : std::true_type, is_implicit {};
-#else
-template <>
-struct extract_sentinel_tracking<> : std::false_type, is_implicit {};
-#endif
-template <bool EnableSentinelTracking>
-struct is_valid_option<ilist_sentinel_tracking<EnableSentinelTracking>>
-    : std::true_type {};
-
-/// Extract custom tag option.
-///
-/// Look through \p Options for the \a ilist_tag option, pulling out the
-/// custom tag type, using void as a default.
-template <class... Options> struct extract_tag;
-template <class Tag, class... Options>
-struct extract_tag<ilist_tag<Tag>, Options...> {
-  typedef Tag type;
-};
-template <class Option1, class... Options>
-struct extract_tag<Option1, Options...> : extract_tag<Options...> {};
-template <> struct extract_tag<> { typedef void type; };
-template <class Tag> struct is_valid_option<ilist_tag<Tag>> : std::true_type {};
-
-/// Check whether options are valid.
-///
-/// The conjunction of \a is_valid_option on each individual option.
-template <class... Options> struct check_options;
-template <> struct check_options<> : std::true_type {};
-template <class Option1, class... Options>
-struct check_options<Option1, Options...>
-    : std::integral_constant<bool, is_valid_option<Option1>::value &&
-                                       check_options<Options...>::value> {};
-
-/// Traits for options for \a ilist_node.
-///
-/// This is usually computed via \a compute_node_options.
-template <class T, bool EnableSentinelTracking, bool IsSentinelTrackingExplicit,
-          class TagT>
-struct node_options {
-  typedef T value_type;
-  typedef T *pointer;
-  typedef T &reference;
-  typedef const T *const_pointer;
-  typedef const T &const_reference;
-
-  static const bool enable_sentinel_tracking = EnableSentinelTracking;
-  static const bool is_sentinel_tracking_explicit = IsSentinelTrackingExplicit;
-  typedef TagT tag;
-  typedef ilist_node_base<enable_sentinel_tracking> node_base_type;
-  typedef ilist_base<enable_sentinel_tracking> list_base_type;
-};
-
-template <class T, class... Options> struct compute_node_options {
-  typedef node_options<T, extract_sentinel_tracking<Options...>::value,
-                       extract_sentinel_tracking<Options...>::is_explicit,
-                       typename extract_tag<Options...>::type>
-      type;
-};
-
-} // end namespace ilist_detail
-} // end namespace llvm
-
-#endif // LLVM_ADT_ILIST_NODE_OPTIONS_H