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.
This commit is contained in:
Chris Bracken
2017-12-18 10:00:19 -08:00
committed by GitHub
parent aedb6d58e5
commit 8a9f21d076

View File

@@ -136,7 +136,7 @@ to test the engine.
### iOS (cross-compiling from Mac)
* Make sure you have Xcode 7.3.0+ installed.
* Make sure you have Xcode 9.0+ installed.
* `git pull upstream master` in `src/flutter` to update the Flutter Engine repo.
* `gclient sync` to update dependencies.
* `./flutter/tools/gn --ios --unoptimized` to prepare build files (or `--ios --simulator --unoptimized` for simulator).