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": [
    "//lld/test/ELF/lto/i386-global-offset-table.ll",
    "//lld/test/ELF/lto/x86-64-global-offset-table.ll",
    "//llvm/lib/Object/ModuleSymbolTable.cpp",
    "//llvm/test/LTO/X86/codemodel-2.ll",
    "//llvm/test/LTO/X86/codemodel-3.ll",
    "//llvm/test/LTO/X86/largedatathreshold-1.ll",
    "//llvm/test/LTO/X86/largedatathreshold-2.ll",
    "//llvm/test/LTO/X86/largedatathreshold-3.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": []
}