foundation-linux-1114.bash

$ pwd
/Users/omochi/work/swift-source
$ ls
clang                          lldb                           swift-corelibs-foundation      swift-xcode-playground-support
cmark                          llvm                           swift-corelibs-libdispatch     swiftpm
compiler-rt                    ninja                          swift-corelibs-xctest          work
llbuild                        swift                          swift-integration-tests
$ cd swift
# swiftリポジトリをアップデート
$ git pull

# 念の為まず全部masterでcheckout
$ utils/update-checkout

# snapshot
$ utils/update-checkout --tag swift-DEVELOPMENT-SNAPSHOT-2018-11-01-a

# ビルド
# FoundationとXCTestとテストのビルドが必要
$ utils/build-script --foundation --xctest --test