Ruby Issue Tracking System

05/01/2025

06:45 AM Ruby Bug #21296 (Closed): The builds of `RUBY_DEBUG` and `VM_CHECK_MODE` are broken

alanwu (Alan Wu)

06:44 AM Ruby Bug #21296: The builds of `RUBY_DEBUG` and `VM_CHECK_MODE` are broken

Looks like John fixed it in commit:7866e124a852c344b5762eb917c03a1f95d9058d. alanwu (Alan Wu)

04/30/2025

10:45 AM Ruby Bug #21286 (Closed): Windows - MSYS2 just updated to GCC 15.1.0, builds failing

Applied in changeset commit:git|719486a642f0e282b02b958069b8b39b85b3aa1e.
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Fix C23 (GCC 15) WIN32 compatib... alanwu (Alan Wu)

04/29/2025

01:07 PM Ruby Bug #21286: Windows - MSYS2 just updated to GCC 15.1.0, builds failing

I sent https://github.com/ruby/ruby/pull/13202 which I believe should fix compatibility with GCC 15 on MinGW (it pass... alanwu (Alan Wu)

12:59 PM Ruby Bug #21293 (Open): C23/GCC 15 build breakage with rb_define_method() and friends

GCC 15 defaults to `-std=gnu23`, which breaks rb_define_method() in some corner cases:
```diff
diff --git a/objec... alanwu (Alan Wu)

04/13/2025

01:20 PM Ruby Bug #21266 (Open): YJIT GC safety crash with proc objects as block argument

```ruby
# Run with --yjit-call-threshold=1
def foo(args) = bar(*args, &proc { _1 })
def bar(_, _, _, _, *rest) = y... alanwu (Alan Wu)

09:27 AM Ruby Feature #20233 (Closed): pkg-config not working on MSVC

alanwu (Alan Wu)

04/11/2025

09:39 AM Ruby Bug #21265 (Open): Crash when proc from Symbol#to_proc called outside refinement scope

```ruby
class RefinedScope
using(Module.new { refine(Kernel) { def itself = 0 } })
ITSELF = :itself.to_proc
e... alanwu (Alan Wu)

04/01/2025

11:41 PM Ruby Bug #21210: IO::Buffer gets invalidated on GC compaction

Another option that maintains validity across movement (untested):
```diff
diff --git a/io_buffer.c b/io_buffer.c... alanwu (Alan Wu)

03/27/2025

10:08 PM Ruby Bug #21094: Module#set_temporary_name does not affect a name of a nested module

3.4 backport done at commit:5b3970f68b9108e0976b75b5d67da8c56eaa9db4 alanwu (Alan Wu)