Remove unused feature set (#136)

Author: nradakovic

docs/maintenance.md

@@ -117,15 +117,6 @@ it defines no features of its own.
   `extra_known_features` / `extra_enabled_features` (same mechanism as the
   sanitizers).
 
-> **Known cleanup item:** `features/BUILD` also defines two `cc_feature_set`
-> targets (`linux` and `qnx`) that group the same features for
-> `requires_any_of`/`requires_all_of`-style constraints. Nothing in this
-> repository currently references them — `cc_toolchain_config`'s
-> `known_features`/`enabled_features` attributes require individual
-> `FeatureInfo`-providing labels, not a `cc_feature_set` grouping (see the
-> `compute_feature_lists()` docstring in `features/make_cc_features.bzl`).
-> These should either be wired to a consumer or removed.
-
 ## Common Gotchas
 
 - runtime-specific toolchains may need extra include and link flags that do not

features/BUILD

@@ -1,99 +0,0 @@
-# *******************************************************************************
-# Copyright (c) 2025 Contributors to the Eclipse Foundation
-#
-# See the NOTICE file(s) distributed with this work for additional
-# information regarding copyright ownership.
-#
-# This program and the accompanying materials are made available under the
-# terms of the Apache License Version 2.0 which is available at
-# https://www.apache.org/licenses/LICENSE-2.0
-#
-# SPDX-License-Identifier: Apache-2.0
-# *******************************************************************************
-
-load("@rules_cc//cc/toolchains:feature_set.bzl", "cc_feature_set")
-
-# Order mirrors templates/cc_toolchain_config.bzl.template's `features = [...]` list,
-# since feature order determines command-line flag order.
-cc_feature_set(
-    name = "linux",
-    all_of = [
-        "//features/native/markers:no_legacy_features",
-        "//features/native/compiler_library_search_paths",
-        "//features/native/markers:dbg",
-        "//features/native/unfiltered_compile_flags",
-        "//features/native/markers:gnu11",
-        "//features/native/default_compile_flags",
-        "//features/native/random_seed",
-        "//features/native/include_paths",
-        "//features/native/preprocessor_defines",
-        "//features/native/user_compile_flags",
-        "//features/native/compiler_input_flags",
-        "//features/native/compiler_output_flags",
-        "//features/native/dependency_file",
-        "//features/native/per_object_debug_info",
-        "//features/native/includes",
-        "//features/native/default_link_flags",
-        "//features/native/archiver_flags",
-        "//features/native/linker_param_file",
-        "//features/native/library_search_directories",
-        "//features/native/shared_flag",
-        "//features/native/output_execpath_flags",
-        "//features/native/runtime_library_search_directories",
-        "//features/native/libraries_to_link",
-        "//features/native/user_link_flags",
-        "//features/native/linkstamps",
-        "//features/native/fission_support",
-        "//features/native/force_pic_flags",
-        "//features/native/strip_debug_symbols",
-        "//features/native/static_libgcc",
-        "//features/native/fully_static_link",
-        "//features/native/sysroot_link_flags",
-        "//features/native/use_pthread",
-        "//features/native/markers:opt",
-        "//features/native/markers:supports_dynamic_linker",
-        "//features/native/markers:supports_pic",
-        "//features/native/pic",
-        "//features/native/markers:supports_header_path_normalization",
-        "//features/native/markers:supports_fission",
-        "//features/native/markers:coverage",
-        "//features/native/gcc_coverage_map_format",
-    ],
-    visibility = ["//visibility:public"],
-)
-
-# Order mirrors templates/cc_toolchain_config.bzl.template's `features = [...]` list,
-# since feature order determines command-line flag order.
-cc_feature_set(
-    name = "qnx",
-    all_of = [
-        "//features/native/markers:dbg",
-        "//features/native/markers:no_legacy_features",
-        "//features/native/unfiltered_compile_flags",
-        "//features/native/default_compile_flags",
-        "//features/native/random_seed",
-        "//features/native/include_paths",
-        "//features/native/preprocessor_defines",
-        "//features/native/user_compile_flags",
-        "//features/native/compiler_input_flags",
-        "//features/native/compiler_output_flags",
-        "//features/native/markers:dependency_file_named_implicitly",
-        "//features/native/dependency_file",
-        "//features/native/default_link_flags",
-        "//features/native/archiver_flags",
-        "//features/native/linker_param_file",
-        "//features/native/library_search_directories",
-        "//features/native/shared_flag",
-        "//features/native/output_execpath_flags",
-        "//features/native/libraries_to_link",
-        "//features/native/user_link_flags",
-        "//features/native/markers:coverage",
-        "//features/native/markers:opt",
-        "//features/native/markers:supports_dynamic_linker",
-        "//features/native/markers:supports_pic",
-        "//features/native/pic",
-        "//features/native/runtime_library_search_directories",
-        "//features/native/gcc_coverage_map_format",
-    ],
-    visibility = ["//visibility:public"],
-)