gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//mlir/include/mlir/IR/CommonTypeConstraints.td",
    "//mlir/include/mlir/IR/Types.h",
    "//mlir/include/mlir/Target/SPIRV/Serialization.h",
    "//mlir/lib/CAPI/IR/BuiltinTypes.cpp",
    "//mlir/lib/Conversion/AMDGPUToROCDL/AMDGPUToROCDL.cpp",
    "//mlir/lib/Conversion/ArithToAMDGPU/ArithToAMDGPU.cpp",
    "//mlir/lib/Conversion/LLVMCommon/TypeConverter.cpp",
    "//mlir/lib/Conversion/NVGPUToNVVM/NVGPUToNVVM.cpp",
    "//mlir/lib/Dialect/AMDGPU/IR/AMDGPUDialect.cpp",
    "//mlir/lib/Dialect/NVGPU/IR/NVGPUDialect.cpp",
    "//mlir/lib/Dialect/Tosa/IR/TosaOps.cpp",
    "//mlir/lib/IR/Types.cpp"
  ],
  "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": []
}