ONIGERR_STACK_BUG  237 ext/mbstring/oniguruma/onigcmpt200.h #define REGERR_STACK_BUG                 ONIGERR_STACK_BUG
ONIGERR_STACK_BUG   61 ext/mbstring/oniguruma/regerror.c   case ONIGERR_STACK_BUG:
ONIGERR_STACK_BUG 2727 ext/mbstring/oniguruma/regexec.c   return ONIGERR_STACK_BUG;
ONIGERR_STACK_BUG   65 ext/mbstring/oniguruma/regposix.c     { ONIGERR_STACK_BUG,                                  REG_EONIG_INTERNAL },