gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libcxx/docs/Status/Cxx26Papers.csv",
    "//libcxx/include/__mdspan/extents.h",
    "//libcxx/include/__mdspan/mdspan.h",
    "//libcxx/include/mdspan",
    "//libcxx/include/span",
    "//libcxx/test/std/containers/views/mdspan/extents/ctad.pass.cpp",
    "//libcxx/test/std/containers/views/mdspan/mdspan/deduction.pass.cpp",
    "//libcxx/test/std/containers/views/views.span/span.cons/deduct.pass.cpp",
    "//llvm/test/Transforms/LoopVectorize/AArch64/masked-store-with-profile-info.ll",
    "//llvm/test/Transforms/LoopVectorize/VPlan/vplan-printing-branch-weights.ll",
    "//llvm/test/Transforms/LoopVectorize/replicate-region-branch-weights.ll",
    "//llvm/test/Transforms/LoopVectorize/replicate-region-cost-probability.ll",
    "//mlir/include/mlir/Dialect/MemRef/Transforms/Passes.td",
    "//mlir/lib/Dialect/MemRef/Transforms/CMakeLists.txt",
    "//mlir/lib/Dialect/MemRef/Transforms/ElideReinterpretCast.cpp",
    "//mlir/test/Dialect/MemRef/elide-reinterpret-cast.mlir"
  ],
  "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