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/CodeGen/GlobalISel/LegalizerHelper.cpp",
    "//llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp",
    "//llvm/test/CodeGen/AArch64/GlobalISel/legalize-fpext.mir",
    "//llvm/test/CodeGen/AArch64/GlobalISel/legalizer-info-validation.mir",
    "//llvm/test/CodeGen/AArch64/fmla.ll",
    "//llvm/test/CodeGen/AArch64/fp16-v4-instructions.ll",
    "//llvm/test/CodeGen/AArch64/fp16-v8-instructions.ll",
    "//llvm/test/CodeGen/AArch64/fpclamptosat_vec.ll",
    "//llvm/test/CodeGen/AArch64/fpext.ll",
    "//llvm/test/CodeGen/AArch64/fptoi.ll",
    "//llvm/test/CodeGen/AArch64/fptosi-sat-vector.ll",
    "//llvm/test/CodeGen/AArch64/fptoui-sat-vector.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": []
}