// RUN: %target-swift-frontend %s -emit-ir -parse-stdlib -module-name Swift | %FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-%target-ptrsize

public protocol AnyObject: class {}
// CHECK-LABEL: @_TMps9AnyObject = {{(protected )?}}constant %swift.protocol {
// --                 0x0000_0049: special protocol 01, class, empty, swift
// CHECK:         i32 73,
// CHECK:         i16 0,
// CHECK:         i16 0,
// CHECK:         i32 0 }

public protocol Error {}
// CHECK-LABEL: @_TMps5Error = {{(protected )?}}constant %swift.protocol {
// --                 0x0000_0087: special protocol 02, non-class, witness, swift
// CHECK:         i32 135,
// CHECK:         i16 0,
// CHECK:         i16 0,
// CHECK:         i32 0 }

public protocol PlainOldProtocol {}
// CHECK-LABEL: @_TMps16PlainOldProtocol = {{(protected )?}}constant %swift.protocol {
// --                 0x0000_0007: no special protocol, non-class, witness, swift
// CHECK:         i32 7,
// CHECK:         i16 0,
// CHECK:         i16 0,
// CHECK:         i32 0 }