gn analyze output:
{
  "compile_targets": [],
  "status": "Found dependency",
  "test_targets": [
    "//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/Localizer.cpp",
    "//llvm/test/CodeGen/AArch64/GlobalISel/localizer-debug-uses.mir",
    "//mlir/include/mlir/Dialect/SCF/IR/SCF.h",
    "//mlir/include/mlir/Dialect/Vector/TransformOps/VectorTransformOps.td",
    "//mlir/include/mlir/Dialect/Vector/Transforms/VectorRewritePatterns.h",
    "//mlir/lib/Dialect/SCF/IR/SCF.cpp",
    "//mlir/lib/Dialect/Vector/TransformOps/VectorTransformOps.cpp",
    "//mlir/lib/Dialect/Vector/Transforms/VectorUnroll.cpp",
    "//mlir/test/Dialect/SCF/canonicalize.mlir",
    "//mlir/test/Dialect/Vector/td/unroll-contract.mlir",
    "//mlir/test/Dialect/Vector/vector-contract-unroll.mlir",
    "//mlir/test/Dialect/Vector/vector-multi-reduction-unroll.mlir"
  ],
  "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": []
}