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Mention why Homestead was different for libraries

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Alex Beregszaszi 2016-10-15 22:56:52 +01:00
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docs/contracts.rst
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@ -997,7 +997,7 @@ are all compiled as calls (``DELEGATECALL``) to an external
contract/library. If you use libraries, take care that an
actual external function call is performed.
``msg.sender``, ``msg.value`` and ``this`` will retain their values
in this call, though (prior to Homestead, ``msg.sender`` and
in this call, though (prior to Homestead, because of the use of `CALLCODE`, ``msg.sender`` and
``msg.value`` changed, though).
The following example shows how to use memory types and