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",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//flang/lib/Lower/ConvertCall.cpp",
    "//flang/lib/Lower/OpenACC.cpp",
    "//flang/lib/Lower/OpenMP/OpenMP.cpp",
    "//flang/test/Lower/HLFIR/call-postponed-associate.f90",
    "//flang/test/Lower/HLFIR/entry_return.f90",
    "//flang/test/Lower/HLFIR/proc-pointer-comp-nopass.f90",
    "//flang/test/Lower/OpenACC/acc-atomic-capture.f90",
    "//flang/test/Lower/OpenACC/acc-atomic-update.f90",
    "//flang/test/Lower/OpenMP/atomic-capture.f90",
    "//flang/test/Lower/OpenMP/atomic-update.f90",
    "//llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp",
    "//llvm/test/Transforms/SLPVectorizer/RISCV/reordered-interleaved-loads.ll"
  ],
  "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": []
}