Ruby

[ruby/ipaddr] Fix IPAddr#== returning true when compared with nil for 0.0.0.0 and ::

https://github.com/ruby/ipaddr/commit/a716379948

[ruby/prism] Implement on_label_end for ripper

It is emitted for string-like symbols only

https://github.com/ruby/prism/commit/6d63302c7b

Expose rb_int_parse_cstr() as public API

Move rb_int_parse_cstr() declaration and RB_INT_PARSE_* flags from
internal/bignum.h to the public header include/ruby/internal/intern/bignum.h
so that C extensions can use this function without writing their own
prototype declarations....

Bump taiki-e/install-action

Bumps the github-actions group with 1 update in the / directory: taiki-e/install-action.

Updates taiki-e/install-action from 2.75.19 to 2.75.20

• Release notes...

[ruby/rubygems] Update gem creation guide URL to rubygems.org

Update the gem creation guide links in the CLI output and gemspac template.
The previous Bundler guide URL now redirects to RubyGems Guides.

https://github.com/ruby/rubygems/commit/0b469edf03

[ruby/rubygems] Point recovery instructions at bundle pristine under Bundler

gem pristine does not reach gems that Bundler installed under
BUNDLE_PATH, so the guidance emitted when no_build_extension or
no_install_plugin is set needs a Bundler-native equivalent. Override...

[ruby/rubygems] Cover stale plugin wrapper removal in no_install_plugin spec

The existing spec only checked that the wrapper is skipped on a fresh
install. Add a version upgrade case so that when a later version of the
gem no longer ships plugins, the previously generated wrapper is removed...

[ruby/rubygems] Honor --no-build-extension for git-sourced gems

Gem::Resolver::GitSpecification#install calls Gem::Installer#build_extensions
directly, so the guard at the main install path did not cover git sources.
Move the options check into build_extensions itself so every caller skips the...

[ruby/rubygems] Add no_build_extension and no_install_plugin specs to windows_tag_group

https://github.com/ruby/rubygems/commit/51d3b3e76a

Co-Authored-By: Claude Opus 4.6 (1M context) noreply@anthropic.com

[ruby/rubygems] Remove stale plugin wrappers even when --no-install-plugin is specified

When a gem upgrades from a version with plugins to one without,
generate_plugins normally removes the old wrapper files. Skipping
generate_plugins entirely with --no-install-plugin prevented this...