gn analyze output:
{
  "compile_targets": [],
  "status": "No dependency",
  "test_targets": []
}
gn analyze input:
{
  "files": [
    "//libc/startup/baremetal/arm/start.cpp",
    "//llvm/docs/SPIRVUsage.rst",
    "//llvm/lib/Target/SPIRV/SPIRVBuiltins.cpp",
    "//llvm/lib/Target/SPIRV/SPIRVBuiltins.td",
    "//llvm/lib/Target/SPIRV/SPIRVCommandLine.cpp",
    "//llvm/lib/Target/SPIRV/SPIRVInstrInfo.td",
    "//llvm/lib/Target/SPIRV/SPIRVModuleAnalysis.cpp",
    "//llvm/lib/Target/SPIRV/SPIRVPrepareFunctions.cpp",
    "//llvm/lib/Target/SPIRV/SPIRVSymbolicOperands.td",
    "//llvm/test/CodeGen/SPIRV/allow_unknown_intrinsics.ll",
    "//llvm/test/CodeGen/SPIRV/extensions/SPV_ALTERA_blocking_pipes/PipeBlocking.ll",
    "//mlir/include/mlir/Dialect/SPIRV/IR/SPIRVBase.td",
    "//mlir/include/mlir/Support/Timing.h",
    "//mlir/lib/Support/Timing.cpp",
    "//mlir/lib/Transforms/RemoveDeadValues.cpp",
    "//mlir/test/Transforms/remove-dead-values.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": []
}
running all tests due to change to blacklisted file