[
  {
    "cmd": [],
    "name": "git"
  },
  {
    "cmd": [
      "git",
      "init",
      "[START_DIR]/gn"
    ],
    "infra_step": true,
    "name": "git.init",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "fetch",
      "--tags",
      "https://gn.googlesource.com/gn",
      ""
    ],
    "cwd": "[START_DIR]/gn",
    "infra_step": true,
    "name": "git.fetch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "checkout",
      "FETCH_HEAD"
    ],
    "cwd": "[START_DIR]/gn",
    "infra_step": true,
    "name": "git.checkout",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "rev-parse",
      "HEAD"
    ],
    "cwd": "[START_DIR]/gn",
    "infra_step": true,
    "name": "git.rev-parse",
    "stdout": "/path/to/tmp/",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "fetch",
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      "refs/changes/56/123456/7"
    ],
    "cwd": "[START_DIR]/gn",
    "infra_step": true,
    "name": "git.fetch 123456/7",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "checkout",
      "FETCH_HEAD"
    ],
    "cwd": "[START_DIR]/gn",
    "infra_step": true,
    "name": "git.checkout 123456/7",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "cipd",
      "ensure",
      "-root",
      "[START_DIR]/cipd",
      "-ensure-file",
      "infra/ninja/${platform} version:1.8.2\nfuchsia/third_party/clang/${platform} integration",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "infra_step": true,
    "name": "ensure_installed",
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      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
      "@@@STEP_LOG_LINE@json.output@      {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-integration-----\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"package\": \"fuchsia/third_party/clang/resolved-platform\"@@@",
      "@@@STEP_LOG_LINE@json.output@      }, @@@",
      "@@@STEP_LOG_LINE@json.output@      {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-version:1.8.2---\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra/ninja/resolved-platform\"@@@",
      "@@@STEP_LOG_LINE@json.output@      }@@@",
      "@@@STEP_LOG_LINE@json.output@    ]@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@"
    ]
  },
  {
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      "[CACHE]/macos_sdk",
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      "-json-output",
      "/path/to/tmp/json"
    ],
    "infra_step": true,
    "name": "ensure_installed (2)",
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      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
      "@@@STEP_LOG_LINE@json.output@      {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-git_revision:e9b\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra/tools/mac_toolchain/resolved-platform\"@@@",
      "@@@STEP_LOG_LINE@json.output@      }@@@",
      "@@@STEP_LOG_LINE@json.output@    ]@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@"
    ]
  },
  {
    "cmd": [
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      "[CACHE]/macos_sdk/XCode.app"
    ],
    "infra_step": true,
    "name": "install xcode"
  },
  {
    "cmd": [
      "sudo",
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      "--switch",
      "[CACHE]/macos_sdk/XCode.app"
    ],
    "infra_step": true,
    "name": "select XCode"
  },
  {
    "cmd": [],
    "name": "debug"
  },
  {
    "cmd": [
      "xcrun",
      "--show-sdk-path"
    ],
    "name": "debug.xcrun sdk-path",
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      "@@@STEP_LOG_LINE@raw_io.output[sdk-path]@/some/xcode/path@@@",
      "@@@STEP_LOG_END@raw_io.output[sdk-path]@@@"
    ]
  },
  {
    "cmd": [
      "xcrun",
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      "-xc++",
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      "-Wp,-v",
      "-"
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      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@raw_io.output[toolchain]@[CACHE]/macos_sdk/XCode.app/include/c++/v1@@@",
      "@@@STEP_LOG_END@raw_io.output[toolchain]@@@"
    ]
  },
  {
    "cmd": [],
    "name": "debug.mac-amd64",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
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      "[START_DIR]/gn/build/gen.py",
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    ],
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      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path"
    },
    "name": "debug.mac-amd64.generate",
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      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "[START_DIR]/cipd/ninja",
      "-C",
      "[START_DIR]/gn/out"
    ],
    "cwd": "[START_DIR]/gn",
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      "CFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
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      "LDFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path"
    },
    "name": "debug.mac-amd64.build",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
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    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path"
    },
    "name": "debug.mac-amd64.test",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "release"
  },
  {
    "cmd": [
      "xcrun",
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    ],
    "name": "release.xcrun sdk-path",
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      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@raw_io.output[sdk-path]@/some/xcode/path@@@",
      "@@@STEP_LOG_END@raw_io.output[sdk-path]@@@"
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  {
    "cmd": [
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      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@raw_io.output[toolchain]@[CACHE]/macos_sdk/XCode.app/include/c++/v1@@@",
      "@@@STEP_LOG_END@raw_io.output[toolchain]@@@"
    ]
  },
  {
    "cmd": [],
    "name": "release.mac-amd64",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
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    "cmd": [
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      "--use-lto",
      "--use-icf"
    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path"
    },
    "name": "release.mac-amd64.generate",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "[START_DIR]/cipd/ninja",
      "-C",
      "[START_DIR]/gn/out"
    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path"
    },
    "name": "release.mac-amd64.build",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
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    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path"
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    "name": "release.mac-amd64.test",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "xcrun",
      "--show-sdk-path"
    ],
    "name": "release.xcrun sdk-path (2)",
    "stdout": "/path/to/tmp/",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@raw_io.output[sdk-path]@/some/xcode/path@@@",
      "@@@STEP_LOG_END@raw_io.output[sdk-path]@@@"
    ]
  },
  {
    "cmd": [
      "xcrun",
      "--toolchain",
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      "clang++",
      "-xc++",
      "-fsyntax-only",
      "-Wp,-v",
      "-"
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    "name": "release.xcrun toolchain (2)",
    "stderr": "/path/to/tmp/",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@raw_io.output[toolchain]@[CACHE]/macos_sdk/XCode.app/include/c++/v1@@@",
      "@@@STEP_LOG_END@raw_io.output[toolchain]@@@"
    ]
  },
  {
    "cmd": [],
    "name": "release.mac-arm64",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "python",
      "-u",
      "[START_DIR]/gn/build/gen.py",
      "--use-lto",
      "--use-icf"
    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path"
    },
    "name": "release.mac-arm64.generate",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "[START_DIR]/cipd/ninja",
      "-C",
      "[START_DIR]/gn/out"
    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path"
    },
    "name": "release.mac-arm64.build",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "sudo",
      "xcode-select",
      "--reset"
    ],
    "infra_step": true,
    "name": "reset XCode"
  },
  {
    "jsonResult": null,
    "name": "$result"
  }
]