Bug #22472: Enabling yjit breaks ruby 4.0.9 build on x86_64

• Status: Open
• Assignee: -
• Target version: -
• ruby -v: ruby 4.0.7 (2026-09-15 revision 229531a6cf) +PRISM [x86_64-linux]
• Backport: 3.3: UNKNOWN, 3.4: UNKNOWN, 4.0: UNKNOWN

[satadru (Satadru Pramanik)]

I see this error building ruby 4.0.9 with --enable-yjit on x86_64 with our Chromebrew builds.

Here is the error with RUST_BACKTRACE=full:

transdb.h updated linking miniruby
thread '' (41405) panicked at src/input_files.rs:1954:35: called Option::unwrap() on a None value stack backtrace:
0: 0x5fb9dbc3e571 - 1: 0x5fb9dbc53a3a - 2: 0x5fb9dbc43ddc -
3: 0x5fb9dbc1c246 - 4: 0x5fb9dbc368e1 - 5: 0x5fb9dbc36c42 -
6: 0x5fb9dbc1c324 - 7: 0x5fb9dbc15099 -
8: 0x5fb9dbc1ce6d - 9: 0x5fb9dbc5416c -
10: 0x5fb9dbc54132 - 11: 0x5fb9dbc53ee9 -
12: 0x5fb9db8ba26f - 13: 0x5fb9db8b6ab7 -
14: 0x5fb9db9047ff - 15: 0x5fb9db92840c -
16: 0x5fb9db9fe566 - 17: 0x5fb9db928633 - 18: 0x5fb9db9fe566 - 19: 0x5fb9db928633 -
20: 0x5fb9db9284d4 -
21: 0x5fb9db9284d4 -
22: 0x5fb9db9fe566 - 23: 0x5fb9db9a5ace - 24: 0x5fb9dbbea37f -
25: 0x5fb9dbbe99ed -
26: 0x5fb9dbbeb44a -
27: 0x5fb9dbbe6fed -
28: 0x5fb9dbc3dcd9 - 29: 0x7aa62c1e6f84 -
30: 0x7aa62c123b3f - __clone 31: 0x0 -
collect2: fatal error: ld terminated with signal 6 [Aborted], core dumped