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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2017-04-06 08:25:25 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2017-04-06 08:25:25 +0900 |
| commit | 5e79bc9377f9be27b04c07a533525ad75086a5af (patch) | |
| tree | b45eb1048a78afbc4386fd8b4b16e1246254248f /src | |
| parent | a7b0ab3769d9f7f13d47c2c6f23298c87b88eee8 (diff) | |
| download | mruby-5e79bc9377f9be27b04c07a533525ad75086a5af.tar.gz mruby-5e79bc9377f9be27b04c07a533525ad75086a5af.zip | |
Make String#replace to check equality before modifying flags.
ref #3588
Diffstat (limited to 'src')
| -rw-r--r-- | src/string.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/string.c b/src/string.c index 742046361..f24ed3900 100644 --- a/src/string.c +++ b/src/string.c @@ -520,9 +520,9 @@ str_replace(mrb_state *mrb, struct RString *s1, struct RString *s2) long len; check_frozen(mrb, s1); + if (s1 == s2) return mrb_obj_value(s1); s1->flags &= ~MRB_STR_NO_UTF; s1->flags |= s2->flags&MRB_STR_NO_UTF; - if (s1 == s2) return mrb_obj_value(s1); len = RSTR_LEN(s2); if (RSTR_SHARED_P(s1)) { str_decref(mrb, s1->as.heap.aux.shared); |