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",
    "//compiler-rt/test/hwasan:check-hwasan"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/lib/Sema/SemaConcept.cpp",
    "//clang/test/CXX/expr/expr.prim/expr.prim.req/compound-requirement.cpp",
    "//clang/test/CXX/expr/expr.prim/expr.prim.req/nested-requirement.cpp",
    "//clang/test/CXX/temp/temp.param/p10-2a.cpp",
    "//clang/test/SemaHLSL/BuiltIns/Buffers.hlsl",
    "//clang/test/SemaHLSL/BuiltIns/RWBuffers.hlsl",
    "//clang/test/SemaTemplate/concepts-recursive-inst.cpp",
    "//clang/test/SemaTemplate/concepts.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": []
}