gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//llvm/test/CodeGen/AMDGPU/coalescer-subregjoin-fullcopy.mir",
    "//llvm/test/CodeGen/AMDGPU/debug-value.ll",
    "//llvm/test/CodeGen/AMDGPU/global-atomicrmw-fadd-wrong-subtarget.ll",
    "//llvm/test/CodeGen/AMDGPU/illegal-sgpr-to-vgpr-copy.ll",
    "//llvm/test/CodeGen/AMDGPU/machine-sink-temporal-divergence-swdev407790.ll",
    "//llvm/test/CodeGen/AMDGPU/max-sgprs.ll",
    "//llvm/test/CodeGen/AMDGPU/memory-legalizer-atomic-insert-end.mir",
    "//llvm/test/CodeGen/AMDGPU/ran-out-of-registers-errors.ll",
    "//llvm/test/CodeGen/AMDGPU/sched-crash-dbg-value.mir",
    "//llvm/test/CodeGen/AMDGPU/unigine-liveness-crash.ll",
    "//llvm/test/Transforms/LoopStrengthReduce/AMDGPU/different-addrspace-addressing-mode-loops.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": []
}