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Revision d3f1c615

Added by mame (Yusuke Endoh) almost 5 years ago

hash.c (rb_hash_s_create): Reject Hash[[nil]]

The behavior of Hash[[nil]] #=> {} was a bug until 1.9.3, but had been
remained with a warning because some programs depended upon it.
Now, six years passed. We can remove the compatibility behavior.
[Bug #7300]