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": [
    "//llvm/lib/AsmParser/LLParser.cpp",
    "//llvm/lib/IR/AsmWriter.cpp",
    "//llvm/lib/IR/AutoUpgrade.cpp",
    "//llvm/lib/IR/BasicBlock.cpp",
    "//llvm/lib/IR/Verifier.cpp",
    "//llvm/test/Assembler/drop-debug-info-nonzero-alloca.ll",
    "//llvm/test/DebugInfo/Generic/assignment-tracking/parse-and-verify/verify.ll",
    "//llvm/test/DebugInfo/Generic/sroa-extract-bits.ll",
    "//llvm/test/Transforms/IROutliner/outlining-debug-statements.ll",
    "//llvm/test/Transforms/ObjCARC/code-motion.ll",
    "//llvm/test/Verifier/RemoveDI/invalid-dbg-declare-operands.ll",
    "//llvm/test/Verifier/dbg-declare-invalid-debug-loc.ll",
    "//llvm/test/Verifier/diexpression-entry-value-llvm-ir.ll",
    "//llvm/test/Verifier/llvm.dbg.declare-address.ll",
    "//llvm/test/Verifier/llvm.dbg.declare-expression.ll",
    "//llvm/test/Verifier/llvm.dbg.declare-variable.ll",
    "//llvm/test/Verifier/llvm.dbg.intrinsic-dbg-attachment.ll",
    "//llvm/test/Verifier/llvm.dbg.value-expression.ll",
    "//llvm/test/Verifier/llvm.dbg.value-value.ll",
    "//llvm/test/Verifier/llvm.dbg.value-variable.ll",
    "//llvm/unittests/IR/DebugInfoTest.cpp"
  ],
  "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": []
}