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/CIR/CodeGen/CIRGenExprAggregate.cpp",
    "//clang/lib/CIR/CodeGen/CIRGenFunction.cpp",
    "//clang/test/CIR/CodeGen/struct.cpp",
    "//lldb/include/lldb/Core/Mangled.h",
    "//lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp",
    "//lldb/test/Shell/Expr/TestGlobalSymbolObjCConflict.c",
    "//lldb/test/Shell/lit.cfg.py",
    "//llvm/lib/IR/AsmWriter.cpp",
    "//llvm/lib/Target/X86/X86ISelLowering.cpp",
    "//llvm/test/CodeGen/X86/combine-pack.ll",
    "//llvm/utils/gn/secondary/bolt/lib/Core/BUILD.gn",
    "//llvm/utils/gn/secondary/llvm/lib/CAS/BUILD.gn",
    "//llvm/utils/gn/secondary/llvm/unittests/CAS/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": []
}