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/Sema/SemaExpr.cpp",
    "//clang/test/CXX/stmt.stmt/stmt.select/stmt.if/p2.cpp",
    "//llvm/lib/Target/X86/X86ISelLowering.cpp",
    "//llvm/lib/Transforms/Vectorize/VectorCombine.cpp",
    "//llvm/test/CodeGen/X86/insert-subvector-broadcast.ll",
    "//llvm/test/CodeGen/X86/widen_fadd.ll",
    "//llvm/test/CodeGen/X86/widen_fdiv.ll",
    "//llvm/test/CodeGen/X86/widen_fmul.ll",
    "//llvm/test/CodeGen/X86/widen_fsub.ll",
    "//llvm/test/Transforms/VectorCombine/X86/intrinsic-scalarize.ll",
    "//llvm/test/Transforms/VectorCombine/intrinsic-scalarize.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": []
}