gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang/test:check-clang",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//compiler-rt/cmake/Modules/AllSupportedArchDefs.cmake",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/ehframe-default.cpp",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/ehframe-libunwind.cpp",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/lit.local.cfg.py",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/lljit-ehframe.cpp",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/lljit-initialize-deinitialize.ll",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/priority-static-initializer.S",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/trivial-atexit.S",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/trivial-cxa-atexit.S",
    "//compiler-rt/test/orc/TestCases/Linux/systemz/trivial-static-initializer.S",
    "//llvm/include/llvm/ExecutionEngine/JITLink/systemz.h",
    "//llvm/lib/ExecutionEngine/Orc/ELFNixPlatform.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": []
}
running all tests due to change to blacklisted file