ONIG_OPTIMIZE_EXACT 4914 ext/mbstring/oniguruma/regcomp.c reg->optimize = ONIG_OPTIMIZE_EXACT; ONIG_OPTIMIZE_EXACT 3137 ext/mbstring/oniguruma/regexec.c case ONIG_OPTIMIZE_EXACT: ONIG_OPTIMIZE_EXACT 3257 ext/mbstring/oniguruma/regexec.c case ONIG_OPTIMIZE_EXACT: