gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//flang/test/Integration/OpenMP/parallel-private-reduction-worstcase.f90",
    "//mlir/lib/Target/LLVMIR/Dialect/OpenMP/OpenMPToLLVMIRTranslation.cpp",
    "//mlir/test/Target/LLVMIR/openmp-llvm.mlir",
    "//mlir/test/Target/LLVMIR/openmp-parallel-reduction-multiblock.mlir",
    "//mlir/test/Target/LLVMIR/openmp-reduction-array-sections.mlir",
    "//mlir/test/Target/LLVMIR/openmp-reduction-init-arg.mlir",
    "//mlir/test/Target/LLVMIR/openmp-reduction-sections.mlir",
    "//mlir/test/Target/LLVMIR/openmp-simd-private.mlir",
    "//mlir/test/Target/LLVMIR/openmp-target-use-device-nested.mlir",
    "//mlir/test/Target/LLVMIR/openmp-wsloop-test-block-structure.mlir"
  ],
  "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": []
}