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": [
    "//clang/lib/AST/ASTImporter.cpp",
    "//clang/test/Analysis/ctu-import-type-decl-definition.c",
    "//llvm/lib/CodeGen/InterleavedAccessPass.cpp",
    "//llvm/test/CodeGen/AMDGPU/store-clobbers-load.ll",
    "//llvm/test/Transforms/InterleavedAccess/AArch64/scalable-deinterleave-intrinsics.ll",
    "//llvm/test/Transforms/LoopVectorize/RISCV/strided-accesses.ll",
    "//llvm/test/Transforms/LoopVectorize/single-early-exit-deref-assumptions.ll",
    "//llvm/test/Transforms/LoopVectorize/single_early_exit.ll",
    "//llvm/tools/llvm-tli-checker/llvm-tli-checker.cpp",
    "//llvm/utils/gn/secondary/clang-tools-extra/clang-reorder-fields/BUILD.gn",
    "//llvm/utils/gn/secondary/clang/lib/StaticAnalyzer/Checkers/BUILD.gn",
    "//llvm/utils/gn/secondary/libcxx/include/BUILD.gn"
  ],
  "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": []
}