// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -enable-objc-interop %s -emit-ir | %FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-%target-ptrsize

// CHECK: [[SELECTOR:@.*]] = private global {{.*}} c"fooWithX:\00"

// CHECK-64: [[INT_UINT_METHOD_ENCODING:@.*]] = private unnamed_addr constant {{.*}} c"Q24@0:8q16\00"
// CHECK-32: [[INT_UINT_METHOD_ENCODING:@.*]] = private unnamed_addr constant {{.*}} c"I12@0:4i8\00"

// CHECK: @_INSTANCE_METHODS__TtC17objc_int_encoding3Foo = private constant {{.*}} [[SELECTOR]], {{.*}} [[INT_UINT_METHOD_ENCODING]], {{.*}} @"$s17objc_int_encoding3FooC3foo1xSuSi_tFTo"

sil_stage canonical

import Builtin
import Swift
import Foundation

class Foo: NSObject {
  @objc override init() {}

  @objc func foo(x: Int) -> UInt
}

sil hidden @$s17objc_int_encoding3FooC3foo1xSuSi_tFTo : $@convention(objc_method) (Int, @guaranteed Foo) -> UInt {
entry(%0 : $Int, %1 : $Foo):
  unreachable
}
sil @$s17objc_int_encoding3FooCACycfcTo : $@convention(objc_method) (@owned Foo) -> @owned Foo {
entry(%1 : $Foo):
  unreachable
}

sil_vtable Foo {}