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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-07-06 23:47:17 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-07-06 23:47:17 +0000 |
commit | 69e9b27a28d76f01c8e508af96be5cc218e30a72 (patch) | |
tree | 3cd26e38545cb14397d6aadbd31090a7a3a1b425 /string.c | |
parent | 7ad35210a360db5a6b90eb3a9955636df930b133 (diff) | |
download | ruby-69e9b27a28d76f01c8e508af96be5cc218e30a72.tar.gz |
string.c: do not use garbage object
* string.c (fstr_update_callback): should not access garbage
object contents, copy from the argument instead.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46728 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'string.c')
-rw-r--r-- | string.c | 6 |
1 files changed, 3 insertions, 3 deletions
@@ -194,6 +194,7 @@ fstr_update_callback(st_data_t *key, st_data_t *value, st_data_t arg, int existi * at next time */ if (rb_objspace_garbage_object_p(str)) { + str = *fstr; goto create_new_fstr; } @@ -219,7 +220,6 @@ fstr_update_callback(st_data_t *key, st_data_t *value, st_data_t arg, int existi VALUE rb_fstring(VALUE str) { - VALUE fstr = Qnil; Check_Type(str, T_STRING); if (!frozen_strings) @@ -228,8 +228,8 @@ rb_fstring(VALUE str) if (FL_TEST(str, RSTRING_FSTR)) return str; - st_update(frozen_strings, (st_data_t)str, fstr_update_callback, (st_data_t)&fstr); - return fstr; + st_update(frozen_strings, (st_data_t)str, fstr_update_callback, (st_data_t)&str); + return str; } static VALUE |