Chris Bracken 8a9f21d076 Document that Xcode 9 is required to build the engine (flutter/engine#4469) ...

The engine build bots and engine development team now rely solely on
Xcode 9 to build the engine. The iOS 11 SDK is required (though we build
with deployment target of iOS 8) for several features such as safe area
inset support.

2017-12-18 10:00:19 -08:00

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src/flutter

Document that Xcode 9 is required to build the engine (flutter/engine#4469)

2017-12-18 10:00:19 -08:00