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",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ]
}
gn analyze input:
{
  "files": [
    "//llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp",
    "//llvm/test/Instrumentation/MemorySanitizer/PowerPC32/kernel-ppcle.ll",
    "//llvm/test/Instrumentation/MemorySanitizer/PowerPC32/vararg-ppc.ll",
    "//llvm/test/Instrumentation/MemorySanitizer/PowerPC32/vararg-ppcle.ll",
    "//mlir/docs/Dialects/LLVM.md",
    "//mlir/include/mlir/Dialect/LLVMIR/LLVMIntrinsicOps.td",
    "//mlir/include/mlir/Dialect/LLVMIR/LLVMOpBase.td",
    "//mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td",
    "//mlir/include/mlir/Dialect/LLVMIR/LLVMTypes.h",
    "//mlir/lib/Conversion/SPIRVToLLVM/SPIRVToLLVM.cpp",
    "//mlir/lib/Dialect/LLVMIR/IR/LLVMDialect.cpp",
    "//mlir/lib/Dialect/LLVMIR/IR/LLVMTypes.cpp",
    "//mlir/lib/Target/LLVMIR/ModuleImport.cpp",
    "//mlir/test/Dialect/LLVMIR/invalid.mlir",
    "//mlir/test/Target/LLVMIR/llvmir-invalid.mlir"
  ],
  "test_targets": [
    "//clang-tools-extra/clangd/test:check-clangd",
    "//clang-tools-extra/test:check-clang-tools",
    "//clang/test:check-clang",
    "//lld/test:check-lld",
    "//llvm/test:check-llvm"
  ],
  "additional_compile_targets": []
}