gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//.clang-tidy",
    "//llvm/lib/Target/X86/X86CallingConv.td",
    "//llvm/test/CodeGen/X86/2007-09-27-LDIntrinsics.ll",
    "//llvm/test/CodeGen/X86/inline-asm-fpstack.ll",
    "//llvm/test/CodeGen/X86/isel-fcmp-x87.ll",
    "//llvm/test/CodeGen/X86/long-double-abi-align.ll"
  ],
  "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