gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/lib/CodeGen/CodeGenModule.cpp",
    "//clang/test/CodeGen/link-builtin-bitcode.c",
    "//clang/test/CodeGenOpenCL/amdgpu-cluster-dims.cl",
    "//clang/test/CodeGenOpenCL/amdgpu-enqueue-kernel.cl",
    "//clang/test/CodeGenOpenCL/amdgpu-features-default-delta.cl",
    "//clang/test/CodeGenOpenCL/amdgpu-features.cl",
    "//clang/test/CodeGenOpenCL/amdgpu-readonly-features-written-with-no-target.cl",
    "//clang/test/OpenMP/amdgcn-attributes.cpp"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}