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": [
    "//flang-rt/cmake/modules/AddFlangRT.cmake",
    "//lldb/include/lldb/Expression/DWARFExpression.h",
    "//lldb/source/Expression/DWARFExpression.cpp",
    "//lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp",
    "//lldb/source/Plugins/SymbolFile/DWARF/DWARFDefines.cpp",
    "//lldb/source/Plugins/SymbolFile/DWARF/DWARFDefines.h",
    "//lldb/source/Plugins/SymbolFile/DWARF/DWARFUnit.cpp",
    "//lldb/source/Plugins/SymbolFile/DWARF/DWARFUnit.h",
    "//lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp",
    "//llvm/lib/CodeGen/WinEHPrepare.cpp",
    "//llvm/lib/Target/PowerPC/PPCFastISel.cpp",
    "//llvm/lib/Target/X86/X86ISelLowering.cpp",
    "//llvm/test/CodeGen/X86/shift-i512.ll",
    "//llvm/utils/gn/secondary/bolt/lib/Passes/BUILD.gn",
    "//llvm/utils/gn/secondary/clang/lib/CodeGen/BUILD.gn",
    "//llvm/utils/gn/secondary/libcxx/include/BUILD.gn",
    "//llvm/utils/gn/secondary/lldb/tools/lldb-dap/BUILD.gn",
    "//llvm/utils/gn/secondary/llvm/lib/Target/SystemZ/MCTargetDesc/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": []
}