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": [
    "//llvm/docs/LangRef.md",
    "//llvm/lib/IR/Verifier.cpp",
    "//llvm/lib/Transforms/IPO/MergeFunctions.cpp",
    "//llvm/test/CodeGen/AArch64/speculative-load-intrinsic.ll",
    "//llvm/test/CodeGen/X86/speculative-load-intrinsic.ll",
    "//llvm/test/Transforms/MergeFunc/speculative-load-oracle.ll",
    "//llvm/test/Verifier/speculative-load.ll",
    "//llvm/test/tools/llubi/intr_speculative_load_oracle.ll",
    "//llvm/test/tools/llubi/intr_speculative_load_oracle_ub.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": []
}