diff options
author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-12-17 00:52:47 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-12-17 00:52:47 +0000 |
commit | 7f4dc81717b259e84d0d8eb7e7e937b692894e1f (patch) | |
tree | 2d9a4d22717157fc83b524fb42719626b3a39991 /re.c | |
parent | d4ff516f33342452c03900e5aa719b0da779e5c8 (diff) |
re.c: non-regexp name reference
* re.c (rb_reg_regsub): other than regexp has no name references.
[ruby-core:78686] [Bug #13042]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57098 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 're.c')
-rw-r--r-- | re.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -3731,7 +3731,8 @@ rb_reg_regsub(VALUE str, VALUE src, struct re_registers *regs, VALUE regexp) if (name_end < e) { VALUE n = rb_str_subseq(str, (long)(name - RSTRING_PTR(str)), (long)(name_end - name)); - if (!rb_enc_compatible(RREGEXP_SRC(regexp), n) || + if (NIL_P(regexp) || + !rb_enc_compatible(RREGEXP_SRC(regexp), n) || (no = name_to_backref_number(regs, regexp, name, name_end)) < 1) { name_to_backref_error(n); } |