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/Support/KnownFPClass.cpp",
    "//llvm/lib/Target/RISCV/RISCVInsertVSETVLI.cpp",
    "//llvm/test/CodeGen/RISCV/rvv/vsetvli-dead-vl-vtype-liveness.mir",
    "//llvm/test/Transforms/Attributor/AMDGPU/nofpclass-amdgcn-log.ll",
    "//llvm/test/Transforms/Attributor/nofpclass-log.ll",
    "//llvm/unittests/CodeGen/GlobalISel/KnownFPClassTest.cpp",
    "//utils/bazel/llvm-project-overlay/mlir/BUILD.bazel"
  ],
  "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": []
}