joyent/node — pull request #4598 by deanm (2013-01-15 18:28:22+00:00)
Title: TypedArrays: Improve performance when no endian-ness parameter is passed...

... to

dataview functions. V8 seems to be particularly slow converting an undefined
value to false in BooleanValue.

From discussion https://github.com/joyent/node/pull/4504