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",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//.github/workflows/libc-fullbuild-tests.yml",
    "//clang-tools-extra/clang-doc/JSONGenerator.cpp",
    "//clang-tools-extra/clang-doc/Representation.cpp",
    "//clang-tools-extra/clang-doc/Representation.h",
    "//clang-tools-extra/clang-doc/tool/ClangDocMain.cpp",
    "//clang-tools-extra/test/clang-doc/compact.cpp",
    "//clang-tools-extra/test/clang-doc/enum.cpp",
    "//clang-tools-extra/test/clang-doc/index.cpp",
    "//clang-tools-extra/test/clang-doc/json/class-requires.cpp",
    "//clang-tools-extra/test/clang-doc/json/class-specialization.cpp",
    "//clang-tools-extra/test/clang-doc/json/class-template.cpp",
    "//clang-tools-extra/test/clang-doc/json/class.cpp",
    "//clang-tools-extra/test/clang-doc/json/compound-constraints.cpp",
    "//clang-tools-extra/test/clang-doc/json/concept.cpp",
    "//clang-tools-extra/test/clang-doc/json/function-requires.cpp",
    "//clang-tools-extra/test/clang-doc/json/function-specifiers.cpp",
    "//clang-tools-extra/test/clang-doc/json/inheritance.cpp",
    "//clang-tools-extra/test/clang-doc/json/method-template.cpp",
    "//clang-tools-extra/test/clang-doc/json/multiple-namespaces.cpp",
    "//clang-tools-extra/test/clang-doc/json/namespace.cpp",
    "//clang-tools-extra/test/clang-doc/json/nested-namespace.cpp",
    "//clang-tools-extra/test/clang-doc/templates.cpp",
    "//clang-tools-extra/unittests/clang-doc/ClangDocTest.cpp",
    "//libc/test/src/math/smoke/NextAfterTest.h",
    "//libc/test/src/math/smoke/NextTowardTest.h",
    "//llvm/lib/Object/OffloadBundle.cpp",
    "//llvm/lib/TableGen/TGParser.cpp",
    "//llvm/test/tools/llvm-objdump/Offloading/fatbin-coff-compress.test",
    "//llvm/test/tools/llvm-objdump/Offloading/fatbin-coff.test",
    "//llvm/test/tools/llvm-readobj/COFF/AMDGPU/offloading.test"
  ],
  "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": []
}
running all tests due to change to blacklisted file