test/Serialization/alignment.swift

// RUN: rm -rf %t
// RUN: mkdir -p %t
// RUN: %target-swift-frontend %s -emit-module -parse-as-library -o %t
// RUN: %target-sil-opt -disable-sil-linking -enable-sil-verify-all %t/alignment.swiftmodule -o - | %FileCheck %s

//CHECK: @_alignment(16) struct Foo {
@_alignment(16) struct Foo {}

func foo(x: Foo) {}