message: Github Actions: Add Xcode 11 build.
diff: @@ -50,6 +50,7 @@ jobs:
  macOS-10.14-xcode-10.2,
  macOS-10.14-xcode-10.2.1,
  macOS-10.14-xcode-10.3,
  + macOS-10.14-xcode-11.0,
  macOS-10.14-gcc-7,
  macOS-10.14-gcc-8,
  macOS-10.14-gcc-9,
  @@ -208,6 +209,11 @@ jobs:
  compiler: xcode
  version: "10.3"
  + - name: macOS-10.14-xcode-11.0
  + os: macOS-10.14
  + compiler: xcode
  + version: "11"
  +
  - name: macOS-10.14-gcc-7
  os: macOS-10.14
  compiler: gcc
  