Issue #20445 has been updated by k0kubun (Takashi Kokubun). Backport changed from 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: REQUIRED to 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: DONE Thanks for the ticket. I haven't noticed this ticket, but have already backported that commit:e5a1119f1b4fd93d60540cd4277e61851c3ebe45. ---------------------------------------- Bug #20445: Backport 2571d5376a38c333b8fe85f1f9b2f9c2422c0ad9 to ruby_3_3 https://bugs.ruby-lang.org/issues/20445#change-108504 * Author: mame (Yusuke Endoh) * Status: Closed * ruby -v: ruby 3.3.1 (2024-04-23 revision c56cd86388) [x86_64-linux] * Backport: 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: DONE ---------------------------------------- Building Ruby 3.3.1 prints the following warning: ``` regexec.c: In function 'match_at': regexec.c:2598:59: warning: 'stkp' may be used uninitialized [-Wmaybe-uninitialized] 2598 | if (*pbegin == OP_REPEAT_INC) stkp->u.repeat.count--;\ | ~~~~~~~~~~~~~~~~~~~~^~ regexec.c:3852:11: note: in expansion of macro 'CHECK_MATCH_CACHE' 3852 | CHECK_MATCH_CACHE; | ^~~~~~~~~~~~~~~~~ regexec.c:2297:18: note: 'stkp' was declared here 2297 | OnigStackType *stkp; /* used as any purpose. */ | ^~~~ ``` 2571d5376a38c333b8fe85f1f9b2f9c2422c0ad9 will remove it. -- https://bugs.ruby-lang.org/