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/unittests/Interpreter/CMakeLists.txt",
    "//llvm/benchmarks/CMakeLists.txt",
    "//llvm/lib/ObjectYAML/ELFEmitter.cpp",
    "//llvm/lib/Target/Mips/MipsExpandPseudo.cpp",
    "//llvm/test/CodeGen/Mips/atomic-min-max.ll",
    "//llvm/test/tools/llvm-readobj/ELF/malformed-pt-dynamic.test",
    "//llvm/test/tools/obj2yaml/ELF/program-headers.yaml",
    "//llvm/test/tools/yaml2obj/ELF/program-header-size-offset.yaml"
  ],
  "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": []
}