gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/utils/gn/secondary/clang-tools-extra/clang-reorder-fields/BUILD.gn",
    "//llvm/utils/gn/secondary/libcxx/include/BUILD.gn",
    "//mlir/include/mlir/Dialect/LLVMIR/LLVMAttrDefs.td",
    "//mlir/include/mlir/Dialect/LLVMIR/LLVMAttrs.h",
    "//mlir/include/mlir/Dialect/LLVMIR/LLVMTypes.h",
    "//mlir/include/mlir/Dialect/Ptr/IR/CMakeLists.txt",
    "//mlir/include/mlir/Dialect/Ptr/IR/MemorySpaceInterfaces.h",
    "//mlir/include/mlir/Dialect/Ptr/IR/MemorySpaceInterfaces.td",
    "//mlir/include/mlir/Dialect/Ptr/IR/PtrAttrs.h",
    "//mlir/include/mlir/Dialect/Ptr/IR/PtrEnums.h",
    "//mlir/include/mlir/Target/LLVMIR/Dialect/All.h",
    "//mlir/include/mlir/Target/LLVMIR/Dialect/Ptr/PtrToLLVMIRTranslation.h",
    "//mlir/lib/Dialect/LLVMIR/CMakeLists.txt",
    "//mlir/lib/Dialect/LLVMIR/IR/LLVMAttrs.cpp",
    "//mlir/lib/Dialect/LLVMIR/IR/LLVMDialect.cpp",
    "//mlir/lib/Dialect/LLVMIR/IR/LLVMTypeSyntax.cpp",
    "//mlir/lib/Dialect/LLVMIR/IR/LLVMTypes.cpp",
    "//mlir/lib/Dialect/Ptr/IR/CMakeLists.txt",
    "//mlir/lib/Dialect/Ptr/IR/MemorySpaceInterfaces.cpp",
    "//mlir/lib/Dialect/Ptr/IR/PtrAttrs.cpp",
    "//mlir/lib/Dialect/Ptr/IR/PtrDialect.cpp",
    "//mlir/lib/Target/LLVMIR/CMakeLists.txt",
    "//mlir/lib/Target/LLVMIR/Dialect/CMakeLists.txt",
    "//mlir/lib/Target/LLVMIR/Dialect/Ptr/CMakeLists.txt",
    "//mlir/lib/Target/LLVMIR/Dialect/Ptr/PtrToLLVMIRTranslation.cpp",
    "//mlir/lib/Target/LLVMIR/TypeToLLVM.cpp",
    "//mlir/test/Dialect/LLVMIR/ptr.mlir",
    "//mlir/test/Dialect/Ptr/invalid.mlir",
    "//mlir/test/Dialect/Ptr/ops.mlir",
    "//mlir/test/Target/LLVMIR/ptr.mlir",
    "//mlir/test/lib/Dialect/Test/TestAttributes.cpp"
  ],
  "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": []
}