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": [
    "//libcxx/docs/ReleaseNotes.rst",
    "//libcxx/docs/ReleaseNotes/23.rst",
    "//libcxx/docs/ReleaseProcedure.rst",
    "//libcxx/docs/conf.py",
    "//libcxx/include/fstream",
    "//libcxxabi/include/cxxabi.h",
    "//libunwind/include/__libunwind_config.h",
    "//llvm/lib/Target/AMDGPU/SIISelLowering.cpp",
    "//llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp",
    "//llvm/test/Transforms/InstCombine/simplify-demanded-fpclass-maximum.ll",
    "//llvm/test/Transforms/InstCombine/simplify-demanded-fpclass-maximumnum.ll",
    "//llvm/test/Transforms/InstCombine/simplify-demanded-fpclass-minimum.ll",
    "//llvm/test/Transforms/InstCombine/simplify-demanded-fpclass-minimumnum.ll"
  ],
  "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