alt_match_null_string_p 4424 modules/up/src/Core/gnu/regex.c if (!alt_match_null_string_p (p1, p1 + mcnt - 3, alt_match_null_string_p 4454 modules/up/src/Core/gnu/regex.c if (!alt_match_null_string_p (p1, p1 + mcnt, reg_info)) alt_match_null_string_p 4424 modules/up/src/gnug++/regex.c if (!alt_match_null_string_p (p1, p1 + mcnt - 3, alt_match_null_string_p 4454 modules/up/src/gnug++/regex.c if (!alt_match_null_string_p (p1, p1 + mcnt, reg_info))