// swift-interface-format-version: 1.0
// swift-module-flags: -module-name SilencePreconcurrency

// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend -compile-module-from-interface -o %/t/SilencePreconcurrency.swiftmodule %s -verify

// REQUIRES: OS=macosx

@preconcurrency import Swift