Ruby Issue Tracking System

10/31/2025

08:54 AM Ruby Bug #21607: require 'concurrent-ruby' causes segfault with Ruby 3.4.6 on linux/i686 built with GCC 15

satadru (Satadru Pramanik) wrote in #note-16:
> thesamesam (Sam James) wrote in #note-15:
> ...
Can you please run it under gdb and obtain one? thesamesam (Sam James)

10/30/2025

09:31 AM Ruby Bug #21655: segfault when building 3.3.10 with GCC 15.2.1, regression from 3.3.9

Reminds me a bit of https://bugs.ruby-lang.org/issues/21516 as well. thesamesam (Sam James)

09:18 AM Ruby Bug #21655: segfault when building 3.3.10 with GCC 15.2.1, regression from 3.3.9

alanwu (Alan Wu) wrote in #note-8:
> Looks like you're not building with LTO, so the miscomp from `ipa-modref` should be in rb_str_resize(). That should be enough for a bug report for GCC, since they [need](https://gcc.gnu.org/bugs/#need... thesamesam (Sam James)

09:30 AM Ruby Bug #21607: require 'concurrent-ruby' causes segfault with Ruby 3.4.6 on linux/i686 built with GCC 15

Is there a backtrace for this somewhere? thesamesam (Sam James)

01/30/2025

12:15 AM Ruby Bug #14480: miniruby crashing when compiled with -O2 or -O1 on aarch64

vo.x (Vit Ondruch) wrote in #note-19:
> I don't understand why this change was applied. This should be either enabled everywhere or disabled everywhere, not enabled on some random platforms. Please note that this should not be issue on ... thesamesam (Sam James)

11/25/2024

04:40 PM Ruby Bug #20908: Ruby extension builds fail with GCC 15 which defaults to -std=gnu23

cc @shyouhei who made other C23 porting changes thesamesam (Sam James)

04:35 PM Ruby Bug #20908 (Third Party's Issue): Ruby extension builds fail with GCC 15 which defaults to -std=gnu23

Hi!
Upcoming GCC 15 defaults to C23 (`-std=gnu23`). One thing C23 changes is removing unprototyped functions, so `void foo()` now means `void foo(void)`, rather than "any arguments".
Ruby extensions fail to build as a result with G... thesamesam (Sam James)