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incompatible_disable_static_cc_toolchains: Remove @bazel_tools//tools/cpp:default-toolchain and friends #8546

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scentini opened this issue Jun 3, 2019 · 1 comment
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incompatible-change Incompatible/breaking change P1 I'll work on this now. (Assignee required) team-Rules-CPP Issues for C++ rules

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@scentini
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scentini commented Jun 3, 2019

Flag: --incompatible_disable_static_cc_toolchains
Available since: 0.28
Will be flipped: 1.0

Currently we have a @bazel_tools//tools/cpp:default-toolchain cc_toolchain_suite, along with multiple cc_toolchain targets that Bazel doesn't use.

Users use it by specifying --host_crosstool_top=@bazel_tools//tools/cpp:default-toolchain and/or --crosstool_top=@bazel_tools//tools/cpp:default-toolchain.

The incompatible_disable_static_cc_toolchains flag will disable using the @bazel_tools//tools/cpp:default-toolchain toolchain suite, as well as all the individual cc_toolchains under tools/cpp/BUILD

Migration

Users should use --host_crosstool_top=@bazel_tools//tools/cpp:toolchain and/or --crosstool_top=@bazel_tools//tools/cpp:toolchain instead, which uses the auto-configuration mechanism. Users can also omit the --crosstool_top and --host_crosstool_top options altogether, as they point to @bazel_tools//tools/cpp:toolchain by default.

@scentini scentini added P2 We'll consider working on this in future. (Assignee optional) team-Rules-CPP Issues for C++ rules incompatible-change Incompatible/breaking change labels Jun 3, 2019
@scentini scentini self-assigned this Jun 3, 2019
bazel-io pushed a commit that referenced this issue Jun 4, 2019
…he cc_toolchain_suite and cc_toolchain rules under @bazel_tools//tools/cpp.

Issue #8546

RELNOTES: None.
PiperOrigin-RevId: 251395406
irengrig pushed a commit to irengrig/bazel that referenced this issue Jun 18, 2019
…he cc_toolchain_suite and cc_toolchain rules under @bazel_tools//tools/cpp.

Issue bazelbuild#8546

RELNOTES: None.
PiperOrigin-RevId: 251395406
irengrig pushed a commit to irengrig/bazel that referenced this issue Jul 15, 2019
…he cc_toolchain_suite and cc_toolchain rules under @bazel_tools//tools/cpp.

Issue bazelbuild#8546

RELNOTES: None.
PiperOrigin-RevId: 251395406
@scentini scentini added P1 I'll work on this now. (Assignee required) and removed P2 We'll consider working on this in future. (Assignee optional) labels Jul 22, 2019
@laurentlb
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If it's going to be flipped for 1.0, please add the label breaking-change-1.0.

bazel-io pushed a commit that referenced this issue Aug 9, 2019
The toolchain configuration rule freebsd currently is relying on will be removed as part of #8546

Tested locally that the resulting cc_toolchain_config rules are the same with @rules_cc//tools/migration/cc_toolchain_config_comparator.bzl

RELNOTES: None.
PiperOrigin-RevId: 262555744
bazel-io pushed a commit that referenced this issue Aug 12, 2019
…t to when Bazel doesn't need C++ toolchain configuration

The toolchain configuration rule we are currently relying on will be removed as part of #8546

RELNOTES: None.
PiperOrigin-RevId: 262952632
bazel-io pushed a commit that referenced this issue Aug 19, 2019
Fixes #8546

RELNOTES: The --incompatible_disable_nocopts flag has been flipped. See #8546 for more information.
PiperOrigin-RevId: 264130705
bazel-io pushed a commit that referenced this issue Oct 10, 2019
Baseline: 97a8264

Cherry picks:

   + a0e3bb2:
     Remove support for authentication and .netrc
   + ada2c55:
     Add explicit --sdk argument to xcrun calls
   + 847df72:
     toolchain_vanilla: Unset source and target language level
     versions
   + 5cfa030:
     Update java_tools version to javac11-v5.1.

Incompatible changes:

  - Python, Windows: the
    --[no]incompatible_windows_escape_python_args is no longer
    supported. (It was flipped to true in Bazel 0.27.0)
  - --incompatible_use_native_patch is enabled by default
  - Windows: --incompatible_windows_bashless_run_command is now true
    by default, meaning "bazel run //foo:bin" will run the binary as
    a subprocess of the Bazel client. (When the flag is false, the
    binary is executed as a subprocess of Bash.)
  - Windows: --incompatible_windows_native_test_wrapper is enabled by
    default

New features:

  - Genrule now supports `cmd_bash`, `cmd_ps`, `cmd_bat` attributes.
    More details at
    https://docs.bazel.build/versions/master/be/general.html#genrule.c
    md
  - config_setting can now check multiple values on "--foo=firstVal
    --foo=secondVal ..."-style flags
  - tags: use `--experimental_allow_tags_propagation` flag to
    propagate tags to the action's execution requirements from
    targets. Such tags should start with: `no-`, `requires-`,
    `supports-`, `block-`, `disable-`, `cpu:`. See #8830 for details.
  - Users can now get generated def file from cc_library via
    "def_file" output group on Windows.
  - Platform-specific bazelrc: with --enable_platform_specific_config
    you can
    enable flags in bazelrc according to your host platform.
  - tags: use `--experimental_allow_tags_propagation` flag to
    propagate tags to the action's execution requirements from
    cc_library or cc_binary targets. Such tags should start with:
    `no-`, `requires-`, `supports-`, `block-`, `disable-`, `cpu:`.
    See #8830 for details.
  - tags: use --experimental_allow_tags_propagation flag to propagate
    tags to the action's execution requirements from java targets.
    Such tags should start with: no-, requires-, supports-, block-,
    disable-, cpu:. See #8830 for details.

Important changes:

  - Bazel Android builds now use aapt2 by default. To revert to aapt,
    set `--android_aapt=aapt`.
  - Make either --subcommands or --verbose_failures imply
    --materialize_param_files
  - Bazel Android builds now use aapt2 by default. To revert to aapt,
    set `--an...
    RELNOTES: None
  - by default all remote connections considered to be via `gRPC`
    with TLS enabled, unless other specified. To disable TLS use
    `grpc://` prefix for you endpoints. All remote connections via
    `gRPC` affected - `--remote_cache`, `--remote_executor` or
    `--bes_backend`. http cache/executor is not affected. See #8061
    for details.
  - cc_* rules support non-transitive defines through a
    'local_defines' attribute.
  - Enable
    incompatible_disallow_rule_execution_platform_constraints_allowed
    by default (#8136).
  - incompatible_disallow_split_empty_separator is enabled by default
  - Fixed Android build issues with aapt2 on Windows. See the [GitHub
    issue](#9102) for more
    information.
  - --incompatible_disable_static_cc_toolchains has been flipped. See
    #8546.
  - --remote_default_platform_properties has been deprecated in favor
    of --remote_default_exec_properties.
  - The --incompatible_make_thinlto_command_lines_standalone flag has
    been flipped, see #6791
    for more information.
  - The --incompatible_use_specific_tool_files flag has been flipped.
    See #9126 for more
    information.
  - Clarify default visibility.
  - Enables incompatible_auto_configure_host_platform
  - New incompatible flag --incompatible_disable_depset_items
    disables the "items" parameter in the Starlark depset
    constructor. Use "direct" and "transitive" parameters instead.
  - --incompatible_assignment_identifiers_have_local_scope is enabled
  - incompatible_disable_partition_default_parameter is enabled by
    default ()
  - incompatible_restrict_attribute_names is enabled
    (#6437)
  - The --incompatible_disable_nocopts flag has been flipped. See
    #8546 for more
    information.
  - Deprecated Java-Starlark API java_common.create_provider is
    removed. JavaInfo() legacy args (actions, sources, source_jars,
    use_ijar, java_toolchain, host_javabase) are removed.
  - The flag incompatible_disallow_hashing_frozen_mutables is enabled
    (#7800)
  - `maven_jar` and `maven_server` now disallow using plain HTTP URLs
    without a specified checksum. If you are still using `maven_jar`,
    consider migrating to
    [`rules_jvm_external`](https://github.com/bazelbuild/rules_jvm_ext
    ernal) for transitive dependency management. See
    [#8607](#8607) for more
    information.
  - Added `sha256` and `sha256_src` attributes to `maven_jar`. Please
    consider migrating to SHA-256 as SHA-1 has been deemed
    cryptographically insecure ([https://shattered.io]()). Or, use
    [`rules_jvm_external`](https://github.com/bazelbuild/rules_jvm_ext
    ernal) to manage your transitive Maven dependencies with artifact
    pinning and SHA-256 verification support.
  - introducing per-target exec_properties
  - Bazel now supports ThinLTO builds on Linux for Clang versions >=
    6.0. ThinLTO can be enabled through --features=thin_lto
  - The Target.output_group field in Starlark is removed. Use
    OutputGroupInfo instead. See
    #7949 for details.
  - Make a number of parameters of Starlark builtin functions
    positional-only (as opposed to specifiable by keyword). See
    #8147 for details.
  - incompatible_skip_genfiles_symlink is enabled by default (#8651)
  - Change Pruned events will fire immediately after being checked.
  - --incompatible_remove_legacy_whole_archive has been flipped. See
    #7362 for more
    information

This release contains contributions from many people at Google, as well as Adam Liddell, Alessandro Patti, Arshabh Kumar Agarwal, Artem Pelenitsyn, Artem Zinnatullin, Benjamin Peterson, David Ostrovsky, Emmanuel Goh, Farhim Ferdous, George Gensure, iirina, Keith Smiley, Kiril Videlov, Laurent Le Brun, Mantas Sakalauskas, Marwan Tammam, Matt Mukerjee, panzhongxian, Shachar Anchelovich, Stepan Koltsov, Stephan Wolski, Travis Clarke, Yannic Bonenberger, Yuta Saito.
dslomov pushed a commit that referenced this issue Oct 11, 2019
Baseline: 97a8264

Cherry picks:

   + a0e3bb2:
     Remove support for authentication and .netrc
   + ada2c55:
     Add explicit --sdk argument to xcrun calls
   + 847df72:
     toolchain_vanilla: Unset source and target language level
     versions
   + 5cfa030:
     Update java_tools version to javac11-v5.1.

Incompatible changes:

  - Python, Windows: the
    --[no]incompatible_windows_escape_python_args is no longer
    supported. (It was flipped to true in Bazel 0.27.0)
  - --incompatible_use_native_patch is enabled by default
  - Windows: --incompatible_windows_bashless_run_command is now true
    by default, meaning "bazel run //foo:bin" will run the binary as
    a subprocess of the Bazel client. (When the flag is false, the
    binary is executed as a subprocess of Bash.)
  - Windows: --incompatible_windows_native_test_wrapper is enabled by
    default

New features:

  - Genrule now supports `cmd_bash`, `cmd_ps`, `cmd_bat` attributes.
    More details at
    https://docs.bazel.build/versions/master/be/general.html#genrule.c
    md
  - config_setting can now check multiple values on "--foo=firstVal
    --foo=secondVal ..."-style flags
  - tags: use `--experimental_allow_tags_propagation` flag to
    propagate tags to the action's execution requirements from
    targets. Such tags should start with: `no-`, `requires-`,
    `supports-`, `block-`, `disable-`, `cpu:`. See #8830 for details.
  - Users can now get generated def file from cc_library via
    "def_file" output group on Windows.
  - Platform-specific bazelrc: with --enable_platform_specific_config
    you can
    enable flags in bazelrc according to your host platform.
  - tags: use `--experimental_allow_tags_propagation` flag to
    propagate tags to the action's execution requirements from
    cc_library or cc_binary targets. Such tags should start with:
    `no-`, `requires-`, `supports-`, `block-`, `disable-`, `cpu:`.
    See #8830 for details.
  - tags: use --experimental_allow_tags_propagation flag to propagate
    tags to the action's execution requirements from java targets.
    Such tags should start with: no-, requires-, supports-, block-,
    disable-, cpu:. See #8830 for details.

Important changes:

  - Bazel Android builds now use aapt2 by default. To revert to aapt,
    set `--android_aapt=aapt`.
  - Make either --subcommands or --verbose_failures imply
    --materialize_param_files
  - Bazel Android builds now use aapt2 by default. To revert to aapt,
    set `--an...
    RELNOTES: None
  - by default all remote connections considered to be via `gRPC`
    with TLS enabled, unless other specified. To disable TLS use
    `grpc://` prefix for you endpoints. All remote connections via
    `gRPC` affected - `--remote_cache`, `--remote_executor` or
    `--bes_backend`. http cache/executor is not affected. See #8061
    for details.
  - cc_* rules support non-transitive defines through a
    'local_defines' attribute.
  - Enable
    incompatible_disallow_rule_execution_platform_constraints_allowed
    by default (#8136).
  - incompatible_disallow_split_empty_separator is enabled by default
  - Fixed Android build issues with aapt2 on Windows. See the [GitHub
    issue](#9102) for more
    information.
  - --incompatible_disable_static_cc_toolchains has been flipped. See
    #8546.
  - --remote_default_platform_properties has been deprecated in favor
    of --remote_default_exec_properties.
  - The --incompatible_make_thinlto_command_lines_standalone flag has
    been flipped, see #6791
    for more information.
  - The --incompatible_use_specific_tool_files flag has been flipped.
    See #9126 for more
    information.
  - Clarify default visibility.
  - Enables incompatible_auto_configure_host_platform
  - New incompatible flag --incompatible_disable_depset_items
    disables the "items" parameter in the Starlark depset
    constructor. Use "direct" and "transitive" parameters instead.
  - --incompatible_assignment_identifiers_have_local_scope is enabled
  - incompatible_disable_partition_default_parameter is enabled by
    default ()
  - incompatible_restrict_attribute_names is enabled
    (#6437)
  - The --incompatible_disable_nocopts flag has been flipped. See
    #8546 for more
    information.
  - Deprecated Java-Starlark API java_common.create_provider is
    removed. JavaInfo() legacy args (actions, sources, source_jars,
    use_ijar, java_toolchain, host_javabase) are removed.
  - The flag incompatible_disallow_hashing_frozen_mutables is enabled
    (#7800)
  - `maven_jar` and `maven_server` now disallow using plain HTTP URLs
    without a specified checksum. If you are still using `maven_jar`,
    consider migrating to
    [`rules_jvm_external`](https://github.com/bazelbuild/rules_jvm_ext
    ernal) for transitive dependency management. See
    [#8607](#8607) for more
    information.
  - Added `sha256` and `sha256_src` attributes to `maven_jar`. Please
    consider migrating to SHA-256 as SHA-1 has been deemed
    cryptographically insecure ([https://shattered.io]()). Or, use
    [`rules_jvm_external`](https://github.com/bazelbuild/rules_jvm_ext
    ernal) to manage your transitive Maven dependencies with artifact
    pinning and SHA-256 verification support.
  - introducing per-target exec_properties
  - Bazel now supports ThinLTO builds on Linux for Clang versions >=
    6.0. ThinLTO can be enabled through --features=thin_lto
  - The Target.output_group field in Starlark is removed. Use
    OutputGroupInfo instead. See
    #7949 for details.
  - Make a number of parameters of Starlark builtin functions
    positional-only (as opposed to specifiable by keyword). See
    #8147 for details.
  - incompatible_skip_genfiles_symlink is enabled by default (#8651)
  - Change Pruned events will fire immediately after being checked.
  - --incompatible_remove_legacy_whole_archive has been flipped. See
    #7362 for more
    information

This release contains contributions from many people at Google, as well as Adam Liddell, Alessandro Patti, Arshabh Kumar Agarwal, Artem Pelenitsyn, Artem Zinnatullin, Benjamin Peterson, David Ostrovsky, Emmanuel Goh, Farhim Ferdous, George Gensure, iirina, Keith Smiley, Kiril Videlov, Laurent Le Brun, Mantas Sakalauskas, Marwan Tammam, Matt Mukerjee, panzhongxian, Shachar Anchelovich, Stepan Koltsov, Stephan Wolski, Travis Clarke, Yannic Bonenberger, Yuta Saito.
keith added a commit to keith/bazel that referenced this issue Mar 8, 2022
This was disabled in bazel 1.0 but there were still a lot of remnants
around.

bazelbuild#8546
keith added a commit to keith/bazel that referenced this issue Apr 21, 2022
This was disabled in bazel 1.0 but there were still a lot of remnants
around.

bazelbuild#8546
bazel-io pushed a commit that referenced this issue May 5, 2022
This was disabled in bazel 1.0 but there were still a lot of remnants
around.

#8546

Closes #15003.

PiperOrigin-RevId: 446659276
luca-digrazia pushed a commit to luca-digrazia/DatasetCommitsDiffSearch that referenced this issue Sep 4, 2022
    Fixes #8546

    RELNOTES: --incompatible_disable_static_cc_toolchains has been flipped. See bazelbuild/bazel#8546.
    PiperOrigin-RevId: 263105571
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