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typeref_lowering.swift
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// REQUIRES: no_asan
//
// LC_DYLD_CHAINED_FIXUPS decode not currently supported (default on visionOS)
// UNSUPPORTED: OS=xros
//
// XFAIL: OS=windows-msvc
// RUN: %empty-directory(%t)
// rdar://100558042
// UNSUPPORTED: CPU=arm64e
// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -disable-availability-checking %S/Inputs/TypeLowering.swift -parse-as-library -emit-module -emit-library %no-fixup-chains -module-name TypeLowering -o %t/%target-library-name(TypesToReflect)
// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -disable-availability-checking %S/Inputs/TypeLowering.swift %S/Inputs/main.swift -emit-module -emit-executable %no-fixup-chains -module-name TypeLowering -o %t/TypesToReflect
// RUN: %target-swift-reflection-dump %t/%target-library-name(TypesToReflect) %platform-module-dir/%target-library-name(swiftCore) -dump-type-lowering < %s | %FileCheck %s --check-prefix=CHECK-%target-ptrsize
// RUN: %target-swift-reflection-dump %t/TypesToReflect %platform-module-dir/%target-library-name(swiftCore) -dump-type-lowering < %s | %FileCheck %s --check-prefix=CHECK-%target-ptrsize
12TypeLowering11BasicStructV
// CHECK-64: (struct TypeLowering.BasicStruct)
// CHECK-64-NEXT: (struct size=16 alignment=4 stride=16 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=i1 offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=i2 offset=2
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=i3 offset=4
// CHECK-64-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=bi1 offset=8
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=bi2 offset=10
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=bi3 offset=12
// CHECK-64-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1)))))))
// CHECK-32: (struct TypeLowering.BasicStruct)
// CHECK-32-NEXT: (struct size=16 alignment=4 stride=16 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=i1 offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=i2 offset=2
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=i3 offset=4
// CHECK-32-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=bi1 offset=8
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=bi2 offset=10
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=bi3 offset=12
// CHECK-32-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1)))))))
12TypeLowering05AssocA6StructV
// CHECK-64: (struct TypeLowering.AssocTypeStruct)
// CHECK-64-NEXT: (struct size=36 alignment=2 stride=36 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=t1 offset=0
// CHECK-64-NEXT: (struct size=7 alignment=2 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=a offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=b offset=2
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=c offset=4
// CHECK-64-NEXT: (tuple size=3 alignment=2 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field offset=2
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))))))
// CHECK-64-NEXT: (field name=t2 offset=8
// CHECK-64-NEXT: (struct size=7 alignment=2 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=a offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=b offset=2
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=c offset=4
// CHECK-64-NEXT: (tuple size=3 alignment=2 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field offset=2
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))))))
// CHECK-64-NEXT: (field name=t3 offset=16
// CHECK-64-NEXT: (struct size=8 alignment=2 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=a offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=b offset=2
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=c offset=4
// CHECK-64-NEXT: (tuple size=4 alignment=2 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field offset=2
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))))))
// CHECK-64-NEXT: (field name=t4 offset=24
// CHECK-64-NEXT: (struct size=8 alignment=2 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=a offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=b offset=2
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=c offset=4
// CHECK-64-NEXT: (tuple size=4 alignment=2 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field offset=2
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))))))
// CHECK-64-NEXT: (field name=t5 offset=32
// CHECK-64-NEXT: (struct size=4 alignment=1 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=a offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=b offset=1
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field name=c offset=2
// CHECK-64-NEXT: (tuple size=2 alignment=1 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field offset=1
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1)))))))))))
// CHECK-32: (struct TypeLowering.AssocTypeStruct)
// CHECK-32-NEXT: (struct size=36 alignment=2 stride=36 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=t1 offset=0
// CHECK-32-NEXT: (struct size=7 alignment=2 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=a offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=b offset=2
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=c offset=4
// CHECK-32-NEXT: (tuple size=3 alignment=2 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field offset=2
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))))))
// CHECK-32-NEXT: (field name=t2 offset=8
// CHECK-32-NEXT: (struct size=7 alignment=2 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=a offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=b offset=2
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=c offset=4
// CHECK-32-NEXT: (tuple size=3 alignment=2 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field offset=2
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))))))
// CHECK-32-NEXT: (field name=t3 offset=16
// CHECK-32-NEXT: (struct size=8 alignment=2 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=a offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=b offset=2
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=c offset=4
// CHECK-32-NEXT: (tuple size=4 alignment=2 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field offset=2
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))))))
// CHECK-32-NEXT: (field name=t4 offset=24
// CHECK-32-NEXT: (struct size=8 alignment=2 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=a offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=b offset=2
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=c offset=4
// CHECK-32-NEXT: (tuple size=4 alignment=2 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field offset=2
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))))))
// CHECK-32-NEXT: (field name=t5 offset=32
// CHECK-32-NEXT: (struct size=4 alignment=1 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=a offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=b offset=1
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field name=c offset=2
// CHECK-32-NEXT: (tuple size=2 alignment=1 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field offset=1
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=1 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1)))))))))))
12TypeLowering3BoxVys5Int16VG_s5Int32Vt
// CHECK-64-NEXT: (tuple
// CHECK-64-NEXT: (bound_generic_struct TypeLowering.Box
// CHECK-64-NEXT: (struct Swift.Int16))
// CHECK-64-NEXT: (struct Swift.Int32))
// CHECK-32-NEXT: (tuple
// CHECK-32-NEXT: (bound_generic_struct TypeLowering.Box
// CHECK-32-NEXT: (struct Swift.Int16))
// CHECK-32-NEXT: (struct Swift.Int32))
// CHECK-64-NEXT: (tuple size=8 alignment=4 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=value offset=0
// CHECK-64-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-64-NEXT: (field offset=4
// CHECK-64-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-64-NEXT: (field name=_value offset=0
// CHECK-64-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1)))))
// CHECK-32-NEXT: (tuple size=8 alignment=4 stride=8 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=value offset=0
// CHECK-32-NEXT: (struct size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=2 alignment=2 stride=2 num_extra_inhabitants=0 bitwise_takable=1))))))
// CHECK-32-NEXT: (field offset=4
// CHECK-32-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1
// CHECK-32-NEXT: (field name=_value offset=0
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=1)))))
12TypeLowering15ReferenceStructV
// CHECK-64: (struct TypeLowering.ReferenceStruct)
// CHECK-64-NEXT: (struct size=48 alignment=8 stride=48 num_extra_inhabitants=[[PTR_XI:2048|4096|2147483647]] bitwise_takable=1
// CHECK-64-NEXT: (field name=strongRef offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=native))
// CHECK-64-NEXT: (field name=optionalStrongRef offset=8
// CHECK-64-NEXT: (single_payload_enum size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_SUB_1:2047|4095|2147483646]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=native))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=strongRefTuple offset=16
// CHECK-64-NEXT: (tuple size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=native))
// CHECK-64-NEXT: (field offset=8
// CHECK-64-NEXT: (reference kind=strong refcounting=native))))
// CHECK-64-NEXT: (field name=optionalStrongRefTuple offset=32
// CHECK-64-NEXT: (single_payload_enum size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (tuple size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=native))
// CHECK-64-NEXT: (field offset=8
// CHECK-64-NEXT: (reference kind=strong refcounting=native))))
// CHECK-64-NEXT: (case name=none index=1))))
// CHECK-32: (struct TypeLowering.ReferenceStruct)
// CHECK-32-NEXT: (struct size=24 alignment=4 stride=24 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=strongRef offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=native))
// CHECK-32-NEXT: (field name=optionalStrongRef offset=4
// CHECK-32-NEXT: (single_payload_enum size=4 alignment=4 stride=4 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=native))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=strongRefTuple offset=8
// CHECK-32-NEXT: (tuple size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=native))
// CHECK-32-NEXT: (field offset=4
// CHECK-32-NEXT: (reference kind=strong refcounting=native))))
// CHECK-32-NEXT: (field name=optionalStrongRefTuple offset=16
// CHECK-32-NEXT: (single_payload_enum size=8 alignment=4 stride=8 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (tuple size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=native))
// CHECK-32-NEXT: (field offset=4
// CHECK-32-NEXT: (reference kind=strong refcounting=native))))
// CHECK-32-NEXT: (case name=none index=1))))
12TypeLowering22UnownedReferenceStructV
// CHECK-64: (struct TypeLowering.UnownedReferenceStruct)
// CHECK-64-NEXT: (struct size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=unownedRef offset=0
// CHECK-64-NEXT: (reference kind=unowned refcounting=native)))
// CHECK-32: (struct TypeLowering.UnownedReferenceStruct)
// CHECK-32-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=unownedRef offset=0
// CHECK-32-NEXT: (reference kind=unowned refcounting=native)))
12TypeLowering19WeakReferenceStructV
// CHECK-64: (struct TypeLowering.WeakReferenceStruct)
// CHECK-64-NEXT: (struct size=8 alignment=8 stride=8 num_extra_inhabitants=0 bitwise_takable=0
// CHECK-64-NEXT: (field name=weakRef offset=0
// CHECK-64-NEXT: (reference kind=weak refcounting=native)))
// CHECK-32: (struct TypeLowering.WeakReferenceStruct)
// CHECK-32-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=0 bitwise_takable=0
// CHECK-32-NEXT: (field name=weakRef offset=0
// CHECK-32-NEXT: (reference kind=weak refcounting=native)))
12TypeLowering24UnmanagedReferenceStructV
// CHECK-64: (struct TypeLowering.UnmanagedReferenceStruct)
// CHECK-64-NEXT: (struct size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=unmanagedRef offset=0
// CHECK-64-NEXT: (reference kind=unmanaged refcounting=native)))
// CHECK-32: (struct TypeLowering.UnmanagedReferenceStruct)
// CHECK-32-NEXT: (struct size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=unmanagedRef offset=0
// CHECK-32-NEXT: (reference kind=unmanaged refcounting=native)))
12TypeLowering14FunctionStructV
// CHECK-64: (struct TypeLowering.FunctionStruct)
// CHECK-64-NEXT: (struct size=64 alignment=8 stride=64 num_extra_inhabitants=[[PTR_XI_2:4096|2147483647]] bitwise_takable=1
// CHECK-64-NEXT: (field name=thickFunction offset=0
// CHECK-64-NEXT: (thick_function size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI_2]] bitwise_takable=1
// CHECK-64-NEXT: (field name=function offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_2]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=context offset=8
// CHECK-64-NEXT: (reference kind=strong refcounting=native))))
// CHECK-64-NEXT: (field name=optionalThickFunction offset=16
// CHECK-64-NEXT: (single_payload_enum size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI_2_SUB_1:4095|2147483646]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (thick_function size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI_2]] bitwise_takable=1
// CHECK-64-NEXT: (field name=function offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_2]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=context offset=8
// CHECK-64-NEXT: (reference kind=strong refcounting=native))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=thinFunction offset=32
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_2]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=optionalThinFunction offset=40
// CHECK-64-NEXT: (single_payload_enum size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_2_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_2]] bitwise_takable=1))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=cFunction offset=48
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_2]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=optionalCFunction offset=56
// CHECK-64-NEXT: (single_payload_enum size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_2_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_2]] bitwise_takable=1))
// CHECK-64-NEXT: (case name=none index=1))))
// CHECK-32: (struct TypeLowering.FunctionStruct)
// CHECK-32-NEXT: (struct size=32 alignment=4 stride=32 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=thickFunction offset=0
// CHECK-32-NEXT: (thick_function size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=function offset=0
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (field name=context offset=4
// CHECK-32-NEXT: (reference kind=strong refcounting=native))))
// CHECK-32-NEXT: (field name=optionalThickFunction offset=8
// CHECK-32-NEXT: (single_payload_enum size=8 alignment=4 stride=8 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (thick_function size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=function offset=0
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (field name=context offset=4
// CHECK-32-NEXT: (reference kind=strong refcounting=native))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=thinFunction offset=16
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (field name=optionalThinFunction offset=20
// CHECK-32-NEXT: (single_payload_enum size=4 alignment=4 stride=4 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=cFunction offset=24
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (field name=optionalCFunction offset=28
// CHECK-32-NEXT: (single_payload_enum size=4 alignment=4 stride=4 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (case name=none index=1))))
12TypeLowering17ExistentialStructV
// CHECK-64: (struct TypeLowering.ExistentialStruct)
// CHECK-64-NEXT: (struct size=416 alignment=8 stride=416 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=any offset=0
// CHECK-64-NEXT: (opaque_existential size=32 alignment=8 stride=32 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=24
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAny offset=32
// CHECK-64-NEXT: (single_payload_enum size=32 alignment=8 stride=32 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (opaque_existential size=32 alignment=8 stride=32 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=24
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyObject offset=64
// CHECK-64-NEXT: (class_existential size=8 alignment=8 stride=8
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))))
// CHECK-64-NEXT: (field name=optionalAnyObject offset=72
// CHECK-64-NEXT: (single_payload_enum size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (class_existential size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyProto offset=80
// CHECK-64-NEXT: (opaque_existential size=40 alignment=8 stride=40 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=24
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=32
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyProto offset=120
// CHECK-64-NEXT: (single_payload_enum size=40 alignment=8 stride=40 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (opaque_existential size=40 alignment=8 stride=40 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=24
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=32
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyProtoComposition offset=160
// CHECK-64-NEXT: (opaque_existential size=48 alignment=8 stride=48 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=24
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=32
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=40
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyProtoComposition offset=208
// CHECK-64-NEXT: (single_payload_enum size=48 alignment=8 stride=48 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (opaque_existential size=48 alignment=8 stride=48 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=24
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=32
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=40
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyClassBoundProto1 offset=256
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyClassBoundProto1 offset=272
// CHECK-64-NEXT: (single_payload_enum size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyClassBoundProto2 offset=288
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyClassBoundProto2 offset=304
// CHECK-64-NEXT: (single_payload_enum size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyClassBoundProtoComposition1 offset=320
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyClassBoundProtoComposition1 offset=336
// CHECK-64-NEXT: (single_payload_enum size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyClassBoundProtoComposition2 offset=352
// CHECK-64-NEXT: (class_existential size=24 alignment=8 stride=24 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=16
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyClassBoundProtoComposition2 offset=376
// CHECK-64-NEXT: (single_payload_enum size=24 alignment=8 stride=24 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (class_existential size=24 alignment=8 stride=24 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=16
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=classConstrainedP1 offset=400
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=strong refcounting=native))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1)))))
// CHECK-32: (struct TypeLowering.ExistentialStruct)
// CHECK-32-NEXT: (struct size=208 alignment=4 stride=208 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=any offset=0
// CHECK-32-NEXT: (opaque_existential size=16 alignment=4 stride=16 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=metadata offset=12
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=optionalAny offset=16
// CHECK-32-NEXT: (single_payload_enum size=16 alignment=4 stride=16 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (opaque_existential size=16 alignment=4 stride=16 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=metadata offset=12
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=anyObject offset=32
// CHECK-32-NEXT: (class_existential size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))))
// CHECK-32-NEXT: (field name=optionalAnyObject offset=36
// CHECK-32-NEXT: (single_payload_enum size=4 alignment=4 stride=4 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (class_existential size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=anyProto offset=40
// CHECK-32-NEXT: (opaque_existential size=20 alignment=4 stride=20 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=metadata offset=12
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (field name=wtable offset=16
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=optionalAnyProto offset=60
// CHECK-32-NEXT: (single_payload_enum size=20 alignment=4 stride=20 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (opaque_existential size=20 alignment=4 stride=20 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=metadata offset=12
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (field name=wtable offset=16
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=anyProtoComposition offset=80
// CHECK-32-NEXT: (opaque_existential size=24 alignment=4 stride=24 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=metadata offset=12
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (field name=wtable offset=16
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-32-NEXT: (field name=wtable offset=20
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=optionalAnyProtoComposition offset=104
// CHECK-32-NEXT: (single_payload_enum size=24 alignment=4 stride=24 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (opaque_existential size=24 alignment=4 stride=24 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=metadata offset=12
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=1))
// CHECK-32-NEXT: (field name=wtable offset=16
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-32-NEXT: (field name=wtable offset=20
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=anyClassBoundProto1 offset=128
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=optionalAnyClassBoundProto1 offset=136
// CHECK-32-NEXT: (single_payload_enum size=8 alignment=4 stride=8 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=anyClassBoundProto2 offset=144
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=optionalAnyClassBoundProto2 offset=152
// CHECK-32-NEXT: (single_payload_enum size=8 alignment=4 stride=8 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=anyClassBoundProtoComposition1 offset=160
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=optionalAnyClassBoundProtoComposition1 offset=168
// CHECK-32-NEXT: (single_payload_enum size=8 alignment=4 stride=8 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=anyClassBoundProtoComposition2 offset=176
// CHECK-32-NEXT: (class_existential size=12 alignment=4 stride=12 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-32-NEXT: (field name=wtable offset=8
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=optionalAnyClassBoundProtoComposition2 offset=188
// CHECK-32-NEXT: (single_payload_enum size=12 alignment=4 stride=12 num_extra_inhabitants=4095 bitwise_takable=1
// CHECK-32-NEXT: (case name=some index=0 offset=0
// CHECK-32-NEXT: (class_existential size=12 alignment=4 stride=12 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-32-NEXT: (field name=wtable offset=8
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (case name=none index=1)))
// CHECK-32-NEXT: (field name=classConstrainedP1 offset=200
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=strong refcounting=native))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1)))))
12TypeLowering24UnownedExistentialStructV
// CHECK-64: (struct size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=0
// CHECK-64-NEXT: (field name=unownedRef offset=0
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=0
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=unowned refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1)))))
// CHECK-32: (struct size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=0
// CHECK-32-NEXT: (field name=unownedRef offset=0
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=0
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=unowned refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1)))))
12TypeLowering30UnownedNativeExistentialStructV
// CHECK-64: (struct TypeLowering.UnownedNativeExistentialStruct)
// CHECK-64-NEXT: (struct size=48 alignment=8 stride=48 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=unownedRef1 offset=0
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=unowned refcounting=native))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=unownedRef2 offset=16
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=unowned refcounting=native))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=unownedRef3 offset=32
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=unowned refcounting=native))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1)))))
// CHECK-32: (struct TypeLowering.UnownedNativeExistentialStruct)
// CHECK-32-NEXT: (struct size=24 alignment=4 stride=24 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=unownedRef1 offset=0
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=unowned refcounting=native))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=unownedRef2 offset=8
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=unowned refcounting=native))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-32-NEXT: (field name=unownedRef3 offset=16
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=unowned refcounting=native))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1)))))
12TypeLowering21WeakExistentialStructV
// CHECK-64-NEXT: (struct TypeLowering.WeakExistentialStruct)
// CHECK-64-NEXT: (struct size=24 alignment=8 stride=24 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=0
// CHECK-64-NEXT: (field name=weakAnyObject offset=0
// CHECK-64-NEXT: (class_existential size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=0
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=weak refcounting=unknown))))
// CHECK-64-NEXT: (field name=weakAnyClassBoundProto offset=8
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=0
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=weak refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1)))))
// CHECK-32-NEXT: (struct TypeLowering.WeakExistentialStruct)
// CHECK-32-NEXT: (struct size=12 alignment=4 stride=12 num_extra_inhabitants=4096 bitwise_takable=0
// CHECK-32-NEXT: (field name=weakAnyObject offset=0
// CHECK-32-NEXT: (class_existential size=4 alignment=4 stride=4 num_extra_inhabitants=4096 bitwise_takable=0
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=weak refcounting=unknown))))
// CHECK-32-NEXT: (field name=weakAnyClassBoundProto offset=4
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=0
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=weak refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1)))))
12TypeLowering26UnmanagedExistentialStructV
// CHECK-64: (struct TypeLowering.UnmanagedExistentialStruct)
// CHECK-64-NEXT: (struct size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=unmanagedRef offset=0
// CHECK-64-NEXT: (class_existential size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=object offset=0
// CHECK-64-NEXT: (reference kind=unmanaged refcounting=unknown))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1)))))
// CHECK-32: (struct TypeLowering.UnmanagedExistentialStruct)
// CHECK-32-NEXT: (struct size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=unmanagedRef offset=0
// CHECK-32-NEXT: (class_existential size=8 alignment=4 stride=8 num_extra_inhabitants=4096 bitwise_takable=1
// CHECK-32-NEXT: (field name=object offset=0
// CHECK-32-NEXT: (reference kind=unmanaged refcounting=unknown))
// CHECK-32-NEXT: (field name=wtable offset=4
// CHECK-32-NEXT: (builtin size=4 alignment=4 stride=4 num_extra_inhabitants=1 bitwise_takable=1)))))
12TypeLowering14MetatypeStructV
// CHECK-64: (struct TypeLowering.MetatypeStruct)
// CHECK-64-NEXT: (struct size=152 alignment=8 stride=152 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=any offset=0
// CHECK-64-NEXT: (existential_metatype size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAny offset=8
// CHECK-64-NEXT: (single_payload_enum size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (existential_metatype size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyObject offset=16
// CHECK-64-NEXT: (existential_metatype size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyObject offset=24
// CHECK-64-NEXT: (single_payload_enum size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (existential_metatype size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyProto offset=32
// CHECK-64-NEXT: (existential_metatype size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyProto offset=48
// CHECK-64-NEXT: (single_payload_enum size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (existential_metatype size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=anyProtoComposition offset=64
// CHECK-64-NEXT: (existential_metatype size=24 alignment=8 stride=24 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=16
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (field name=optionalAnyProtoComposition offset=88
// CHECK-64-NEXT: (single_payload_enum size=24 alignment=8 stride=24 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (existential_metatype size=24 alignment=8 stride=24 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=metadata offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))
// CHECK-64-NEXT: (field name=wtable offset=16
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=1 bitwise_takable=1))))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=structMetatype offset=112
// CHECK-64-NEXT: (builtin size=0 alignment=1 stride=1 num_extra_inhabitants=0 bitwise_takable=1))
// CHECK-64-NEXT: (field name=optionalStructMetatype offset=112
// CHECK-64-NEXT: (single_payload_enum size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=classMetatype offset=120
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=optionalClassMetatype offset=128
// CHECK-64-NEXT: (single_payload_enum size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI_SUB_1]] bitwise_takable=1
// CHECK-64-NEXT: (case name=some index=0 offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (case name=none index=1)))
// CHECK-64-NEXT: (field name=abstractMetatype offset=136
// CHECK-64-NEXT: (struct size=16 alignment=8 stride=16 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1
// CHECK-64-NEXT: (field name=t offset=0
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1))
// CHECK-64-NEXT: (field name=u offset=8
// CHECK-64-NEXT: (builtin size=8 alignment=8 stride=8 num_extra_inhabitants=[[PTR_XI]] bitwise_takable=1)))))