Create a goldenfile for every section.

Previously, a golden file contained multiple names sections.
This change splits these into separate files, making
changes easier to compare.

BUG=chromium:773875
TEST=unit test

Change-Id: Icffec335601297f504f98c4ff1654238f7838080
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/toolchain-utils/+/1752523
Tested-by: Tobias Bosch <tbosch@google.com>
Reviewed-by: George Burgess <gbiv@chromium.org>

8 files changed, 1669 insertions, 0 deletions

diff --git a/compiler_wrapper/testdata/cros_clang_host_golden/bisect.json b/compiler_wrapper/testdata/cros_clang_host_golden/bisect.json
new file mode 100644
index 00000000..a3218c5f
--- /dev/null
+++ b/compiler_wrapper/testdata/cros_clang_host_golden/bisect.json
@@ -0,0 +1,84 @@
+[
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "BISECT_STAGE=someBisectStage",
+      "BISECT_DIR=someBisectDir"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/usr/bin/python2",
+          "args": [
+            "-c",
+            "import bisect_driver; sys.exit(bisect_driver.bisect_driver(sys.argv[1], sys.argv[2], sys.argv[3:]))",
+            "someBisectStage",
+            "someBisectDir",
+            "/tmp/stable/clang",
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "BISECT_STAGE=someBisectStage",
+      "BISECT_DIR=someBisectDir"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      },
+      "stdout": "somemessage",
+      "stderr": "someerror",
+      "exitcode": 1
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/usr/bin/python2",
+          "args": [
+            "-c",
+            "import bisect_driver; sys.exit(bisect_driver.bisect_driver(sys.argv[1], sys.argv[2], sys.argv[3:]))",
+            "someBisectStage",
+            "someBisectDir",
+            "/tmp/stable/clang",
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        },
+        "stdout": "somemessage",
+        "stderr": "someerror",
+        "exitcode": 1
+      }
+    ]
+  }
+]
diff --git a/compiler_wrapper/testdata/cros_clang_host_golden/clang_ftrapv_maincc_target_specific.json b/compiler_wrapper/testdata/cros_clang_host_golden/clang_ftrapv_maincc_target_specific.json
new file mode 100644
index 00000000..74f7658d
--- /dev/null
+++ b/compiler_wrapper/testdata/cros_clang_host_golden/clang_ftrapv_maincc_target_specific.json
@@ -0,0 +1,272 @@
+[
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-eabi-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-win-gnu-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv7m-cros-linux-gnu-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv7m-cros-linux-eabi-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv7m-cros-win-gnu-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv8m-cros-linux-gnu-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv8m-cros-linux-eabi-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv8m-cros-win-gnu-clang",
+        "args": [
+          "-ftrapv",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  }
+]
diff --git a/compiler_wrapper/testdata/cros_clang_host_golden/clang_maincc_target_specific.json b/compiler_wrapper/testdata/cros_clang_host_golden/clang_maincc_target_specific.json
new file mode 100644
index 00000000..4f908037
--- /dev/null
+++ b/compiler_wrapper/testdata/cros_clang_host_golden/clang_maincc_target_specific.json
@@ -0,0 +1,263 @@
+[
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-eabi-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-win-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv7m-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv7m-cros-linux-eabi-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv7m-cros-win-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv8m-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv8m-cros-linux-eabi-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./armv8m-cros-win-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  }
+]
diff --git a/compiler_wrapper/testdata/cros_clang_host_golden/clang_path.json b/compiler_wrapper/testdata/cros_clang_host_golden/clang_path.json
new file mode 100644
index 00000000..a9a5d32e
--- /dev/null
+++ b/compiler_wrapper/testdata/cros_clang_host_golden/clang_path.json
@@ -0,0 +1,259 @@
+[
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      },
+      "stdout": "somemessage",
+      "stderr": "someerror",
+      "exitcode": 1
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        },
+        "stdout": "somemessage",
+        "stderr": "someerror",
+        "exitcode": 1
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang++",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang++",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "CLANG=somepath/clang"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "somepath/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Xclang-path=/somedir",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "--print-resource-dir"
+          ]
+        },
+        "stdout": "someResourceDir"
+      },
+      {
+        "cmd": {
+          "path": "/somedir/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-resource-dir=someResourceDir",
+            "--gcc-toolchain=/usr",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "GOMACC_PATH=/tmp/stable/gomacc"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Xclang-path=/somedir",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "--print-resource-dir"
+          ]
+        },
+        "stdout": "someResourceDir"
+      },
+      {
+        "cmd": {
+          "path": "/somedir/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-resource-dir=someResourceDir",
+            "--gcc-toolchain=/usr",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Xclang-path=/somedir",
+          "main.cc"
+        ]
+      },
+      "stdout": "somemessage",
+      "stderr": "someerror",
+      "exitcode": 1
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "--print-resource-dir"
+          ]
+        },
+        "stdout": "someResourceDir"
+      },
+      {
+        "cmd": {
+          "path": "/somedir/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-resource-dir=someResourceDir",
+            "--gcc-toolchain=/usr",
+            "main.cc"
+          ]
+        },
+        "stdout": "somemessage",
+        "stderr": "someerror",
+        "exitcode": 1
+      }
+    ]
+  }
+]
diff --git a/compiler_wrapper/testdata/cros_clang_host_golden/clang_sanitizer_args.json b/compiler_wrapper/testdata/cros_clang_host_golden/clang_sanitizer_args.json
new file mode 100644
index 00000000..3bd1c0d6
--- /dev/null
+++ b/compiler_wrapper/testdata/cros_clang_host_golden/clang_sanitizer_args.json
@@ -0,0 +1,162 @@
+[
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-fsanitize=kernel-address",
+          "-Wl,--no-undefined",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-fsanitize=kernel-address",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-fsanitize=kernel-address",
+          "-Wl,-z,defs",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-fsanitize=kernel-address",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-fsanitize=kernel-address",
+          "-D_FORTIFY_SOURCE=1",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-fsanitize=kernel-address",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-fsanitize=kernel-address",
+          "-D_FORTIFY_SOURCE=2",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-fsanitize=kernel-address",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-fsanitize=fuzzer",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-fno-experimental-new-pass-manager",
+            "-fsanitize=fuzzer",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  }
+]
diff --git a/compiler_wrapper/testdata/cros_clang_host_golden/clang_specific_args.json b/compiler_wrapper/testdata/cros_clang_host_golden/clang_specific_args.json
new file mode 100644
index 00000000..e0358ba1
--- /dev/null
+++ b/compiler_wrapper/testdata/cros_clang_host_golden/clang_specific_args.json
@@ -0,0 +1,228 @@
+[
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-mno-movbe",
+          "-pass-exit-codes",
+          "-Wclobbered",
+          "-Wno-psabi",
+          "-Wlogical-op",
+          "-Wmissing-parameter-type",
+          "-Wold-style-declaration",
+          "-Woverride-init",
+          "-Wunsafe-loop-optimizations",
+          "-Wstrict-aliasing=abc",
+          "-finline-limit=abc",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Wno-error=cpp",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-Wno-#warnings",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Wno-error=maybe-uninitialized",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-Wno-error=uninitialized",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Wno-error=unused-but-set-variable",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-Wno-error=unused-variable",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Wno-unused-but-set-variable",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-Wno-unused-variable",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Wunused-but-set-variable",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-Wunused-variable",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "-Xclang-only=-someflag",
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "-someflag",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  }
+]
diff --git a/compiler_wrapper/testdata/cros_clang_host_golden/clangtidy.json b/compiler_wrapper/testdata/cros_clang_host_golden/clangtidy.json
new file mode 100644
index 00000000..740dea13
--- /dev/null
+++ b/compiler_wrapper/testdata/cros_clang_host_golden/clangtidy.json
@@ -0,0 +1,260 @@
+[
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "WITH_TIDY=1"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "--print-resource-dir"
+          ]
+        },
+        "stdout": "someResourceDir"
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang-tidy",
+          "args": [
+            "-checks=*,google*,-bugprone-narrowing-conversions,-cppcoreguidelines-*,-fuchsia-*,-google-build-using-namespace,-google-default-arguments,-google-explicit-constructor,-google-readability*,-google-runtime-int,-google-runtime-references,-hicpp-avoid-c-arrays,-hicpp-braces-around-statements,-hicpp-no-array-decay,-hicpp-signed-bitwise,-hicpp-uppercase-literal-suffix,-hicpp-use-auto,-llvm-namespace-comment,-misc-non-private-member-variables-in-classes,-misc-unused-parameters,-modernize-*,-readability-*",
+            "main.cc",
+            "--",
+            "-resource-dir=someResourceDir",
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "WITH_TIDY=1",
+      "GOMACC_PATH=/tmp/stable/gomacc"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "--print-resource-dir"
+          ]
+        },
+        "stdout": "someResourceDir"
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang-tidy",
+          "args": [
+            "-checks=*,google*,-bugprone-narrowing-conversions,-cppcoreguidelines-*,-fuchsia-*,-google-build-using-namespace,-google-default-arguments,-google-explicit-constructor,-google-readability*,-google-runtime-int,-google-runtime-references,-hicpp-avoid-c-arrays,-hicpp-braces-around-statements,-hicpp-no-array-decay,-hicpp-signed-bitwise,-hicpp-uppercase-literal-suffix,-hicpp-use-auto,-llvm-namespace-comment,-misc-non-private-member-variables-in-classes,-misc-unused-parameters,-modernize-*,-readability-*",
+            "main.cc",
+            "--",
+            "-resource-dir=someResourceDir",
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "WITH_TIDY=1",
+      "GOMACC_PATH=/tmp/stable/gomacc"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      },
+      "stdout": "somemessage",
+      "stderr": "someerrorclang-tidy failed"
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "--print-resource-dir"
+          ]
+        },
+        "stdout": "someResourceDir"
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang-tidy",
+          "args": [
+            "-checks=*,google*,-bugprone-narrowing-conversions,-cppcoreguidelines-*,-fuchsia-*,-google-build-using-namespace,-google-default-arguments,-google-explicit-constructor,-google-readability*,-google-runtime-int,-google-runtime-references,-hicpp-avoid-c-arrays,-hicpp-braces-around-statements,-hicpp-no-array-decay,-hicpp-signed-bitwise,-hicpp-uppercase-literal-suffix,-hicpp-use-auto,-llvm-namespace-comment,-misc-non-private-member-variables-in-classes,-misc-unused-parameters,-modernize-*,-readability-*",
+            "main.cc",
+            "--",
+            "-resource-dir=someResourceDir",
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        },
+        "stdout": "somemessage",
+        "stderr": "someerror",
+        "exitcode": 1
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "WITH_TIDY=1",
+      "GOMACC_PATH=/tmp/stable/gomacc"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      },
+      "stdout": "somemessage",
+      "stderr": "someerror",
+      "exitcode": 1
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "--print-resource-dir"
+          ]
+        },
+        "stdout": "someResourceDir"
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang-tidy",
+          "args": [
+            "-checks=*,google*,-bugprone-narrowing-conversions,-cppcoreguidelines-*,-fuchsia-*,-google-build-using-namespace,-google-default-arguments,-google-explicit-constructor,-google-readability*,-google-runtime-int,-google-runtime-references,-hicpp-avoid-c-arrays,-hicpp-braces-around-statements,-hicpp-no-array-decay,-hicpp-signed-bitwise,-hicpp-uppercase-literal-suffix,-hicpp-use-auto,-llvm-namespace-comment,-misc-non-private-member-variables-in-classes,-misc-unused-parameters,-modernize-*,-readability-*",
+            "main.cc",
+            "--",
+            "-resource-dir=someResourceDir",
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        },
+        "stdout": "somemessage",
+        "stderr": "someerror",
+        "exitcode": 1
+      }
+    ]
+  }
+]
diff --git a/compiler_wrapper/testdata/cros_clang_host_golden/force_disable_werror.json b/compiler_wrapper/testdata/cros_clang_host_golden/force_disable_werror.json
new file mode 100644
index 00000000..1c629fa8
--- /dev/null
+++ b/compiler_wrapper/testdata/cros_clang_host_golden/force_disable_werror.json
@@ -0,0 +1,141 @@
+[
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "FORCE_DISABLE_WERROR=1"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "FORCE_DISABLE_WERROR=1"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      }
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        },
+        "stderr": "-Werror originalerror",
+        "exitcode": 1
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc",
+            "-Wno-error"
+          ]
+        }
+      }
+    ]
+  },
+  {
+    "wd": "/tmp/stable",
+    "env": [
+      "FORCE_DISABLE_WERROR=1"
+    ],
+    "wrapper": {
+      "cmd": {
+        "path": "./x86_64-cros-linux-gnu-clang",
+        "args": [
+          "main.cc"
+        ]
+      },
+      "stderr": "-Werror originalerror",
+      "exitcode": 1
+    },
+    "cmds": [
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc"
+          ]
+        },
+        "stderr": "-Werror originalerror",
+        "exitcode": 1
+      },
+      {
+        "cmd": {
+          "path": "/tmp/stable/clang",
+          "args": [
+            "-Qunused-arguments",
+            "-grecord-gcc-switches",
+            "-fno-addrsig",
+            "-Wno-unused-local-typedefs",
+            "-Wno-deprecated-declarations",
+            "-Wno-tautological-constant-compare",
+            "-Wno-tautological-unsigned-enum-zero-compare",
+            "-Wno-unknown-warning-option",
+            "main.cc",
+            "-Wno-error"
+          ]
+        },
+        "stdout": "somemessage",
+        "stderr": "someerror",
+        "exitcode": 1
+      }
+    ]
+  }
+]