Ruby Issue Tracking System

07/05/2026

09:21 AM Ruby Revision fd34f67b (git): ci: install ruby-devel and fiddle gem for Cygwin build

- Add ruby-devel to the Cygwin package list so native extensions can build
- Install the fiddle gem explicitly via Cygwin bash before configuring fd0 (Daisuke Fujimura)

05/07/2026

11:41 AM Ruby Revision 4ed7fa5e (git): fix: honor --disable-multiarch in configure

- AC_ARG_ENABLE's action-if-given ran unconditionally for both
--enable-multiarch and --disable-multiarch, setting multiarch=""
in both cases
- ${multiarch+set} treats an empty-string variable as set, so
--disable-multiarch was sil... fd0 (Daisuke Fujimura)

08:40 AM Ruby Revision 2c5da6f2 (git): [ruby/rubygems] Remove cygwin from WIN_PATTERNS

https://github.com/ruby/rubygems/commit/c01e3b9990 fd0 (Daisuke Fujimura)

11/30/2025

12:03 PM Ruby Revision 9aa9cf8e (git): Fix switch fall-through in copy_ext_file_error

fd0 (Daisuke Fujimura)

11/14/2025

11:37 PM Ruby Revision 6fabca80 (git): Add rubygems package to fix cygwin CI

fd0 (Daisuke Fujimura)

10/20/2025

12:38 AM Ruby Revision 4353187d (git): Fix extension file permissions on Cygwin in namespace feature

fd0 (Daisuke Fujimura)

05/23/2025

11:49 AM Ruby Revision 70f8f7c4 (git): Fix warning on cygwin

fd0 (Daisuke Fujimura)

11/20/2024

01:18 AM Ruby Revision b7475e2a (git): `-municode` is available for MinGW-w64 targets only

fd0 (Daisuke Fujimura)

01:18 AM Ruby Revision b4afc2b2 (git): `EXE_LDFLAGS` uses the same `MUNICODE_FLAG`

fd0 (Daisuke Fujimura)

11/19/2024

09:53 PM Ruby Revision c03d788d (git): `EXE_LDFLAGS` uses the same `MUNICODE_FLAG`

fd0 (Daisuke Fujimura)