IS_IGNORECASE 1546 ext/mbstring/oniguruma/regcomp.c r = ((!IS_IGNORECASE(reg->options) && br->back_static[0] <= 2) IS_IGNORECASE 1677 ext/mbstring/oniguruma/regcomp.c if (IS_IGNORECASE(reg->options)) { IS_IGNORECASE 1698 ext/mbstring/oniguruma/regcomp.c if (IS_IGNORECASE(reg->options)) { IS_IGNORECASE 2605 ext/mbstring/oniguruma/regcomp.c !NSTRING_IS_RAW(node) && IS_IGNORECASE(reg->options)) { IS_IGNORECASE 3685 ext/mbstring/oniguruma/regcomp.c if (IS_IGNORECASE(reg->options) && !NSTRING_IS_RAW(node)) { IS_IGNORECASE 5274 ext/mbstring/oniguruma/regparse.c if (IS_IGNORECASE(env->option)) {