gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//lldb/docs/dil-expr-lang.ebnf",
    "//lldb/include/lldb/ValueObject/DILAST.h",
    "//lldb/include/lldb/ValueObject/DILEval.h",
    "//lldb/include/lldb/ValueObject/DILLexer.h",
    "//lldb/include/lldb/ValueObject/DILParser.h",
    "//lldb/source/ValueObject/DILAST.cpp",
    "//lldb/source/ValueObject/DILEval.cpp",
    "//lldb/source/ValueObject/DILLexer.cpp",
    "//lldb/source/ValueObject/DILParser.cpp",
    "//lldb/test/API/commands/frame/var-dil/basics/ArraySubscript/Makefile",
    "//lldb/test/API/commands/frame/var-dil/basics/ArraySubscript/TestFrameVarDILArraySubscript.py",
    "//lldb/test/API/commands/frame/var-dil/basics/ArraySubscript/main.cpp",
    "//lldb/unittests/ValueObject/DILLexerTests.cpp"
  ],
  "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": []
}