gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/lib/Sema/SemaLookup.cpp",
    "//clang/lib/Serialization/ASTWriter.cpp",
    "//clang/test/Modules/include-after-imports-enums.cppm",
    "//clang/test/Modules/pr131058.cppm",
    "//llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp",
    "//llvm/lib/Target/AMDGPU/R600ISelLowering.cpp",
    "//llvm/test/CodeGen/AMDGPU/unsupported-calling-conv-call.ll",
    "//llvm/test/CodeGen/AMDGPU/unsupported-calling-conv-func.ll"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}