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fix r65954; Keep tainty

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65956 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
naruse 2018-11-24 12:26:07 +00:00
parent 7599b3f6c6
commit 1f9731654e
1 changed files with 3 additions and 3 deletions
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6
string.c
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@ -8485,7 +8485,7 @@ rb_str_enumerate_grapheme_clusters(VALUE str, VALUE ary)
VALUE orig = str;
regex_t *reg_grapheme_cluster = NULL;
rb_encoding *enc = rb_enc_from_index(ENCODING_GET(str));
const char *ptr, *end;
const char *ptr0, *ptr, *end;
if (!rb_enc_unicode_p(enc)) {
return rb_str_enumerate_chars(str, ary);
@ -8493,7 +8493,7 @@ rb_str_enumerate_grapheme_clusters(VALUE str, VALUE ary)
if (!ary) str = rb_str_new_frozen(str);
reg_grapheme_cluster = get_reg_grapheme_cluster(enc);
ptr = RSTRING_PTR(str);
ptr0 = ptr = RSTRING_PTR(str);
end = RSTRING_END(str);
while (ptr < end) {
@ -8501,7 +8501,7 @@ rb_str_enumerate_grapheme_clusters(VALUE str, VALUE ary)
(const OnigUChar *)ptr, (const OnigUChar *)end,
(const OnigUChar *)ptr, NULL, 0);
if (len <= 0) break;
ENUM_ELEM(ary, rb_enc_str_new(ptr, len, enc));
ENUM_ELEM(ary, rb_str_subseq(str, ptr-ptr0, len));
ptr += len;
}
RB_GC_GUARD(str);