argslice[i] = gostringnocopy(argv_index(argv, i))
	}
}

func goenvs_unix() {
	// TODO(austin): ppc64 in dynamic linking mode doesn't
	// guarantee env[] will immediately follow argv. Might cause
	// problems.
	n := int32(0)
	for argv_index(argv, argc+1+n) != nil {
		n++
	}

	envs = make([]string, n)
	for i := int32(0); i < n; i++ {
		envs[i] = gostring(argv_index(argv, argc+1+i))
	}
}

var executablePath string

func sysargs(argc int32, argv **byte) {
	// skip over argv, envv and the first string will be the path
	n := argc + 1
	for argv_index(argv, n) != nil {
		n++
	}
	executablePath = gostringnocopy(argv_index(argv, n+1))

	// strip "executable_path=" prefix if available, it's added after OS X 10.11.
	const prefix = "executable_path="

}

//go:nosplit
func validSIGPROF(mp *m, c *sigctxt) bool {
	return true
}

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))
	pairs := sysauxv(auxvp[:])

}

//go:nosplit
func validSIGPROF(mp *m, c *sigctxt) bool {
	return true
}

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	// now argv+n is auxv
	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))
	pairs := sysauxv(auxvp[:])

}

//go:nosplit
func validSIGPROF(mp *m, c *sigctxt) bool {
	return true
}

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	// now argv+n is auxv
	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))
	pairs := sysauxv(auxvp[:])

}

//go:linkname executablePath os.executablePath
var executablePath string

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	// now argv+n is auxv
	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))
	pairs := sysauxv(auxvp[:])

func mincore(addr unsafe.Pointer, n uintptr, dst *byte) int32

var auxvreadbuf [128]uintptr

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	// now argv+n is auxv
	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))

Operation *LookupBoundInput(func::FuncOp func, int arg_index,
                            const SymbolTable &symbol_table);

template <typename T>
T LookupBoundInputOfType(func::FuncOp func, int arg_index,
                         const SymbolTable &symbol_table) {
  return llvm::dyn_cast_or_null<T>(
      LookupBoundInput(func, arg_index, symbol_table));
}

  ASSERT_TRUE(module);

  std::vector<std::pair<std::string, int>> func_and_index;
  ForEachArgConsumedByFallback(
      module.get(),
      [&func_and_index](llvm::StringRef func_name, int arg_index) {
        func_and_index.push_back({func_name.str(), arg_index});
      });

  ASSERT_EQ(func_and_index.size(), 1);
  EXPECT_EQ(func_and_index[0].first, "test");
  EXPECT_EQ(func_and_index[0].second, 2);
}

}  // namespace

  unsigned num_arguments = main_fn.getNumArguments();
  for (unsigned arg_index = 0; arg_index < num_arguments; ++arg_index) {
    if (auto aliasing_output = main_fn.getArgAttrOfType<mlir::IntegerAttr>(
            arg_index, kAliasingAttr))
      output_to_input_alias[aliasing_output.getInt()] = arg_index;
  }

  if (output_to_input_alias.empty()) return absl::OkStatus();