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/Target/RISCV/RISCVVLOptimizer.cpp",
    "//llvm/test/CodeGen/RISCV/rvv/vector-deinterleave-load.ll",
    "//mlir/lib/Dialect/AMDGPU/IR/AMDGPUDialect.cpp",
    "//mlir/test/Conversion/AMDGPUToROCDL/amdgpu-to-rocdl.mlir",
    "//mlir/test/Dialect/AMDGPU/ops.mlir",
    "//utils/bazel/llvm-project-overlay/libc/BUILD.bazel",
    "//utils/bazel/llvm-project-overlay/libc/test/libc_test_rules.bzl",
    "//utils/bazel/llvm-project-overlay/libc/test/src/math/BUILD.bazel",
    "//utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/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": []
}