gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//clang/test/CodeGenHLSL/builtins/acos-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/asin-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/cosh-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/degrees-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/exp-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/frac-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/isinf-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/log-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/normalize-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/rsqrt-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/step-overloads.hlsl",
    "//clang/test/CodeGenHLSL/builtins/tanh-overloads.hlsl",
    "//llvm/test/Transforms/SLPVectorizer/X86/bad-reduction.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": []
}