gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/lib/AST/ByteCode/Pointer.cpp",
    "//clang/lib/AST/ExprConstant.cpp",
    "//clang/test/SemaCXX/constant-expression-p2280r4.cpp",
    "//llvm/utils/gn/secondary/clang-tools-extra/clang-reorder-fields/BUILD.gn",
    "//llvm/utils/gn/secondary/libcxx/include/BUILD.gn",
    "//mlir/include/mlir/Dialect/SPIRV/IR/SPIRVBase.td",
    "//mlir/include/mlir/Dialect/SPIRV/IR/SPIRVGraphOps.td",
    "//mlir/include/mlir/Dialect/SPIRV/IR/SPIRVOps.td",
    "//mlir/include/mlir/IR/Builders.h",
    "//mlir/include/mlir/IR/BuiltinTypes.td",
    "//mlir/include/mlir/IR/CommonTypeConstraints.td",
    "//mlir/lib/Dialect/SPIRV/IR/ArmGraphOps.cpp",
    "//mlir/lib/Dialect/SPIRV/IR/CMakeLists.txt",
    "//mlir/lib/Dialect/SPIRV/IR/SPIRVOpDefinition.cpp",
    "//mlir/lib/Dialect/SPIRV/Transforms/UpdateVCEPass.cpp",
    "//mlir/lib/IR/AsmPrinter.cpp",
    "//mlir/lib/IR/Builders.cpp",
    "//mlir/lib/IR/BuiltinTypes.cpp",
    "//mlir/test/Dialect/SPIRV/IR/availability.mlir",
    "//mlir/test/Dialect/SPIRV/IR/graph-ops.mlir",
    "//mlir/test/Dialect/SPIRV/Transforms/vce-deduction.mlir",
    "//mlir/test/lib/Dialect/SPIRV/TestAvailability.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": []
}