gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/tools/llvm-objcopy/llvm-objcopy.cpp",
    "//llvm/tools/llvm-objdump/MachODump.cpp",
    "//llvm/tools/llvm-objdump/OffloadDump.cpp",
    "//llvm/tools/llvm-objdump/llvm-objdump.cpp",
    "//mlir/include/mlir/Dialect/SPIRV/IR/SPIRVBase.td",
    "//mlir/include/mlir/Dialect/SPIRV/IR/SPIRVNonUniformOps.td",
    "//mlir/lib/Conversion/GPUToSPIRV/GPUToSPIRV.cpp",
    "//mlir/lib/Dialect/SPIRV/Transforms/SPIRVConversion.cpp",
    "//mlir/lib/Dialect/SPIRV/Utils/LayoutUtils.cpp",
    "//mlir/test/Conversion/GPUToSPIRV/builtins-opencl.mlir",
    "//mlir/test/Dialect/SPIRV/IR/non-uniform-ops.mlir",
    "//mlir/test/Target/SPIRV/non-uniform-ops.mlir"
  ],
  "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": []
}