diff options
Diffstat (limited to 're.c')
-rw-r--r-- | re.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -3402,7 +3402,7 @@ rb_reg_regsub(VALUE str, VALUE src, struct re_registers *regs, VALUE regexp) switch (c) { case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': - if (onig_noname_group_capture_is_active(RREGEXP(regexp)->ptr)) { + if (!NIL_P(regexp) && onig_noname_group_capture_is_active(RREGEXP(regexp)->ptr)) { no = c - '0'; } else { |