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",
    "//compiler-rt/test/hwasan:check-hwasan",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//clang/lib/Basic/Diagnostic.cpp",
    "//flang/lib/Semantics/check-omp-structure.cpp",
    "//flang/test/Semantics/OpenMP/task-45.f90",
    "//llvm/lib/Analysis/ValueTracking.cpp",
    "//llvm/lib/CodeGen/MachineOutliner.cpp",
    "//llvm/test/CodeGen/AArch64/machine-outliner-bundle.mir",
    "//llvm/test/CodeGen/AArch64/machine-outliner-operand-flags.mir",
    "//llvm/test/CodeGen/AMDGPU/GlobalISel/is-safe-to-sink-bug.ll",
    "//llvm/test/CodeGen/AMDGPU/absdiff.ll",
    "//llvm/test/CodeGen/ARM/machine-outliner-stack-fixup-thumb.mir",
    "//llvm/test/Transforms/InstCombine/recurrence.ll"
  ],
  "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": []
}