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// RUN: %swift -disable-legacy-type-info -target i386-apple-ios7 %s -gnone -emit-ir | %FileCheck %s
// RUN: %swift -disable-legacy-type-info -target armv7-apple-ios7 %s -gnone -emit-ir | %FileCheck %s
// REQUIRES: CODEGENERATOR=X86
// REQUIRES: CODEGENERATOR=ARM
// Check that we correctly lay out single-payload enums with a class reference
// payload as nullable pointers. <rdar://problem/16093103>
sil_stage canonical
import Builtin
class C {}
sil_vtable C {}
sil @$s11enum_32_bit1CCfD : $@convention(thin) (@owned C) -> ()
enum Foo {
case A(C)
case B
}
@objc protocol ClassExistential {}
enum Bar {
case A(ClassExistential)
case B
}
enum Bas {
case A(ClassExistential)
case B(C)
case Z
}
// CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @foo(i32 %0)
sil @foo : $@convention(thin) (@owned Foo) -> () {
entry(%0 : $Foo):
return undef : $()
}
// CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @bar(i32 %0)
sil @bar : $@convention(thin) (@owned Bar) -> () {
entry(%0 : $Bar):
return undef : $()
}
// CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @bas(i32 %0)
sil @bas : $@convention(thin) (@owned Bas) -> () {
entry(%0 : $Bas):
return undef : $()
}
// Force instantiation of the IR types
sil @indirect_foo : $@convention(thin) (@in Foo) -> ()
sil @indirect_bar : $@convention(thin) (@in Bar) -> ()
sil @indirect_bas : $@convention(thin) (@in Bas) -> ()
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