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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2014-02-21 11:42:03 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2014-02-21 11:42:03 +0000
commit1f29e8e2baa548bba9e385ebbade2198b4cc3859 (patch)
treef2a3cd8fc4533cf4ca850c37f317357bcb09553d /ext/bigdecimal/bigdecimal.c
parent5258f67d179757c9d0e4db115691e6a02d07da48 (diff)
class.c: do nothing if copying self
* class.c (rb_mod_init_copy): do nothing if copying self. [ruby-dev:47989] [Bug #9535] * hash.c (rb_hash_initialize_copy): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45076 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/bigdecimal/bigdecimal.c')
-rw-r--r--ext/bigdecimal/bigdecimal.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
index f33dd82..31479d4 100644
--- a/ext/bigdecimal/bigdecimal.c
+++ b/ext/bigdecimal/bigdecimal.c
@@ -2494,7 +2494,9 @@ BigDecimal_initialize_copy(VALUE self, VALUE other)
Real *pv = rb_check_typeddata(self, &BigDecimal_data_type);
Real *x = rb_check_typeddata(other, &BigDecimal_data_type);
- DATA_PTR(self) = VpCopy(pv, x);
+ if (self != other) {
+ DATA_PTR(self) = VpCopy(pv, x);
+ }
return self;
}