diff options
Diffstat (limited to 'string.c')
-rw-r--r-- | string.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -1876,7 +1876,8 @@ rb_str_succ(VALUE orig) s = e = sbeg + RSTRING_LEN(str); while ((s = rb_enc_prev_char(sbeg, s, enc)) != 0) { - cc = rb_enc_codepoint(s, e, enc); + if ((l = rb_enc_precise_mbclen(s, e, enc)) <= 0) continue; + cc = rb_enc_mbc_to_codepoint(s, e, enc); if (rb_enc_isalnum(cc, enc)) { if (rb_enc_isascii(cc, enc)) { if ((c = succ_char(s)) == 0) break; @@ -1892,7 +1893,8 @@ rb_str_succ(VALUE orig) s = e; while ((s = rb_enc_prev_char(sbeg, s, enc)) != 0) { int limit = 256; - cc = rb_enc_codepoint(s, e, enc); + if ((l = rb_enc_precise_mbclen(s, e, enc)) <= 0) continue; + cc = rb_enc_mbc_to_codepoint(s, e, enc); while ((l = rb_enc_mbcput(++cc, carry, enc)) < 0 && --limit); if (l > 0) { if (l == (o = e - s)) goto overlay; |