Jordan Rose 2a76f18e4b Drop uses of Optional::cache. ...

In preparation for the switch to llvm::Optional, which doesn't have a 'cache'
method. Given how long we spent bikeshedding over the name and how few places
we ended up using it, I didn't feel like trying to push it through on the
LLVM side.

Swift SVN r22471

2014-10-02 18:51:36 +00:00

176 KiB

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