// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// ARGS: --include-diagnostic-kind compile --clang-arg=-L/usr/lib foo.carbon --phase=lex
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/driver/testdata/compile/clang_args_warning.carbon
// TIP: To dump output, run:
// TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/driver/testdata/compile/clang_args_warning.carbon
// CHECK:STDERR: warning: argument unused during compilation: '-L/usr/lib' [CppInteropDriverWarning]
// CHECK:STDERR:

// --- foo.carbon