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-tools-extra/clang-doc/HTMLGenerator.cpp",
    "//clang-tools-extra/clang-doc/MDGenerator.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/basic-project.test",
    "//clang-tools-extra/unittests/clang-doc/HTMLGeneratorTest.cpp",
    "//compiler-rt/test/sanitizer_common/TestCases/Linux/preadv2.cpp",
    "//libc/Maintainers.rst",
    "//libc/docs/CMakeLists.txt",
    "//libc/docs/Maintainers.rst",
    "//libc/docs/index.rst",
    "//llvm/Maintainers.md",
    "//llvm/include/llvm/Analysis/StaticDataProfileInfo.h",
    "//llvm/include/llvm/CodeGen/Passes.h",
    "//llvm/include/llvm/InitializePasses.h",
    "//llvm/include/llvm/Passes/MachinePassRegistry.def",
    "//llvm/lib/Analysis/CMakeLists.txt",
    "//llvm/lib/Analysis/StaticDataProfileInfo.cpp",
    "//llvm/lib/CodeGen/CMakeLists.txt",
    "//llvm/lib/CodeGen/CodeGen.cpp",
    "//llvm/lib/CodeGen/StaticDataAnnotator.cpp",
    "//llvm/lib/CodeGen/StaticDataSplitter.cpp",
    "//llvm/lib/CodeGen/TargetPassConfig.cpp",
    "//llvm/test/CodeGen/X86/global-variable-partition.ll",
    "//llvm/tools/llvm-reduce/deltas/ReduceArguments.cpp",
    "//llvm/tools/llvm-reduce/deltas/ReduceDIMetadata.cpp",
    "//llvm/tools/llvm-reduce/deltas/ReduceOperandsToArgs.cpp",
    "//llvm/utils/gn/secondary/llvm/lib/Analysis/BUILD.gn",
    "//llvm/utils/gn/secondary/llvm/lib/CodeGen/BUILD.gn"
  ],
  "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": []
}
running all tests due to change to blacklisted file