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Support for calling C++ destructors. (#6453)

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Synthesize an impl of `Destroy` for C++ classes in response to impl
lookup.
This commit is contained in:
Richard Smith
2025-12-09 21:03:27 +00:00
committed by GitHub
parent 2d38978756
commit c7cd24e1b2
28 changed files with 923 additions and 923 deletions
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toolchain/check/testdata/interop/cpp/function/struct.carbon
Vendored
+38 -75
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@@ -537,10 +537,8 @@ fn F() {
// CHECK:STDOUT: %ptr.5c7: type = ptr_type %S [concrete]
// CHECK:STDOUT: %foo__carbon_thunk.type: type = fn_type @foo__carbon_thunk [concrete]
// CHECK:STDOUT: %foo__carbon_thunk: %foo__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
// CHECK:STDOUT: %facet_value: %type_where = facet_value %S, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.e62: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8 = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -573,10 +571,8 @@ fn F() {
// CHECK:STDOUT: %.loc8_14.3: ref %S = value_as_ref %.loc8_14.2
// CHECK:STDOUT: %addr: %ptr.5c7 = addr_of %.loc8_14.3
// CHECK:STDOUT: %foo__carbon_thunk.call: init %empty_tuple.type = call imports.%foo__carbon_thunk.decl(%addr)
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound: <bound method> = bound_method %.loc8_12.4, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.e62
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %.loc8_12.4, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method(%.loc8_12.4)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc8_12.4, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc8_12.4)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -592,10 +588,8 @@ fn F() {
// CHECK:STDOUT: %S.val: %S = struct_value () [concrete]
// CHECK:STDOUT: %foo.type: type = fn_type @foo [concrete]
// CHECK:STDOUT: %foo: %foo.type = struct_value () [concrete]
// CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
// CHECK:STDOUT: %facet_value: %type_where = facet_value %S, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.e62: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8 = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -626,10 +620,8 @@ fn F() {
// CHECK:STDOUT: %.loc24_14.1: ref %S = converted %.loc24_12.1, %.loc24_12.4
// CHECK:STDOUT: %.loc24_14.2: %S = acquire_value %.loc24_14.1
// CHECK:STDOUT: %foo.call: init %empty_tuple.type = call imports.%foo.decl(%.loc24_14.2)
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound: <bound method> = bound_method %.loc24_12.4, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.e62
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %.loc24_12.4, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method(%.loc24_12.4)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc24_12.4, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc24_12.4)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -709,10 +701,8 @@ fn F() {
// CHECK:STDOUT: %ptr.edf: type = ptr_type %S [concrete]
// CHECK:STDOUT: %foo__carbon_thunk.type: type = fn_type @foo__carbon_thunk [concrete]
// CHECK:STDOUT: %foo__carbon_thunk: %foo__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
// CHECK:STDOUT: %facet_value: %type_where = facet_value %S, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.366: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.9d3: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.366 = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -761,14 +751,10 @@ fn F() {
// CHECK:STDOUT: %S.ref.loc10: type = name_ref S, imports.%S.decl [concrete = constants.%S]
// CHECK:STDOUT: }
// CHECK:STDOUT: %x: ref %S = ref_binding x, %x.var
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound.loc10: <bound method> = bound_method %x.var, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.9d3
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method.loc10: <bound method> = bound_method %x.var, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn.1
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call.loc10: init %empty_tuple.type = call %bound_method.loc10(%x.var)
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound.loc8: <bound method> = bound_method %.loc8_12.4, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.9d3
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method.loc8: <bound method> = bound_method %.loc8_12.4, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn.2
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call.loc8: init %empty_tuple.type = call %bound_method.loc8(%.loc8_12.4)
// CHECK:STDOUT: %S.cpp_destructor.bound.loc10: <bound method> = bound_method %x.var, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call.loc10: init %empty_tuple.type = call %S.cpp_destructor.bound.loc10(%x.var)
// CHECK:STDOUT: %S.cpp_destructor.bound.loc8: <bound method> = bound_method %.loc8_12.4, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call.loc8: init %empty_tuple.type = call %S.cpp_destructor.bound.loc8(%.loc8_12.4)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -785,10 +771,8 @@ fn F() {
// CHECK:STDOUT: %ptr.887: type = ptr_type %S [concrete]
// CHECK:STDOUT: %foo__carbon_thunk.type: type = fn_type @foo__carbon_thunk [concrete]
// CHECK:STDOUT: %foo__carbon_thunk: %foo__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
// CHECK:STDOUT: %facet_value: %type_where = facet_value %S, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.a2a: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.1a4: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.a2a = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -832,10 +816,8 @@ fn F() {
// CHECK:STDOUT: %.loc8_17.3: ref %S = value_as_ref %.loc8_17.2
// CHECK:STDOUT: %addr: %ptr.887 = addr_of %.loc8_17.3
// CHECK:STDOUT: %foo__carbon_thunk.call: init %empty_tuple.type = call imports.%foo__carbon_thunk.decl(%addr)
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound: <bound method> = bound_method %.loc8_15.4, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.1a4
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %.loc8_15.4, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method(%.loc8_15.4)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc8_15.4, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc8_15.4)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -854,13 +836,10 @@ fn F() {
// CHECK:STDOUT: %foo__carbon_thunk.type: type = fn_type @foo__carbon_thunk [concrete]
// CHECK:STDOUT: %foo__carbon_thunk: %foo__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %pattern_type.cff: type = pattern_type %O [concrete]
// CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
// CHECK:STDOUT: %facet_value.568: %type_where = facet_value %O, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.b7f: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value.568) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.c77: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.b7f = struct_value () [concrete]
// CHECK:STDOUT: %facet_value.769: %type_where = facet_value %S, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.928: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value.769) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.f32: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.928 = struct_value () [concrete]
// CHECK:STDOUT: %O.cpp_destructor.type: type = fn_type @O.cpp_destructor [concrete]
// CHECK:STDOUT: %O.cpp_destructor: %O.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -905,14 +884,10 @@ fn F() {
// CHECK:STDOUT: %O.ref.loc9: type = name_ref O, imports.%O.decl [concrete = constants.%O]
// CHECK:STDOUT: }
// CHECK:STDOUT: %x: ref %O = ref_binding x, %x.var
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound.loc9: <bound method> = bound_method %x.var, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.c77
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method.loc9: <bound method> = bound_method %x.var, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn.1
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call.loc9: init %empty_tuple.type = call %bound_method.loc9(%x.var)
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound.loc8: <bound method> = bound_method %.loc8_12.4, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.f32
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method.loc8: <bound method> = bound_method %.loc8_12.4, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn.2
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call.loc8: init %empty_tuple.type = call %bound_method.loc8(%.loc8_12.4)
// CHECK:STDOUT: %O.cpp_destructor.bound: <bound method> = bound_method %x.var, constants.%O.cpp_destructor
// CHECK:STDOUT: %O.cpp_destructor.call: init %empty_tuple.type = call %O.cpp_destructor.bound(%x.var)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc8_12.4, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc8_12.4)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -933,10 +908,8 @@ fn F() {
// CHECK:STDOUT: %ptr.5c7: type = ptr_type %S [concrete]
// CHECK:STDOUT: %foo__carbon_thunk.type: type = fn_type @foo__carbon_thunk [concrete]
// CHECK:STDOUT: %foo__carbon_thunk: %foo__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
// CHECK:STDOUT: %facet_value: %type_where = facet_value %S, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.e62: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8 = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -975,10 +948,8 @@ fn F() {
// CHECK:STDOUT: %.loc9_14.3: ref %S = value_as_ref %.loc9_14.2
// CHECK:STDOUT: %addr: %ptr.5c7 = addr_of %.loc9_14.3
// CHECK:STDOUT: %foo__carbon_thunk.call: init %empty_tuple.type = call imports.%foo__carbon_thunk.decl(%addr)
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound: <bound method> = bound_method %.loc9_12.4, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.e62
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %.loc9_12.4, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method(%.loc9_12.4)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc9_12.4, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc9_12.4)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -999,10 +970,8 @@ fn F() {
// CHECK:STDOUT: %S.bar.cpp_overload_set.value: %S.bar.cpp_overload_set.type = cpp_overload_set_value @S.bar.cpp_overload_set [concrete]
// CHECK:STDOUT: %S.bar.type: type = fn_type @S.bar [concrete]
// CHECK:STDOUT: %S.bar: %S.bar.type = struct_value () [concrete]
// CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
// CHECK:STDOUT: %facet_value: %type_where = facet_value %S, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.e62: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8 = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -1041,10 +1010,8 @@ fn F() {
// CHECK:STDOUT: %S.ref.loc9: type = name_ref S, imports.%S.decl [concrete = constants.%S]
// CHECK:STDOUT: %bar.ref: %S.bar.cpp_overload_set.type = name_ref bar, imports.%S.bar.cpp_overload_set.value [concrete = constants.%S.bar.cpp_overload_set.value]
// CHECK:STDOUT: %S.bar.call: init %empty_tuple.type = call imports.%S.bar.decl()
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound: <bound method> = bound_method %.loc8_12.4, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.e62
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %.loc8_12.4, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method(%.loc8_12.4)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc8_12.4, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc8_12.4)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
@@ -1130,10 +1097,8 @@ fn F() {
// CHECK:STDOUT: %ptr.5c7: type = ptr_type %S [concrete]
// CHECK:STDOUT: %foo__carbon_thunk.type: type = fn_type @foo__carbon_thunk [concrete]
// CHECK:STDOUT: %foo__carbon_thunk: %foo__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
// CHECK:STDOUT: %facet_value: %type_where = facet_value %S, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.e62: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.1a8 = struct_value () [concrete]
// CHECK:STDOUT: %S.cpp_destructor.type: type = fn_type @S.cpp_destructor [concrete]
// CHECK:STDOUT: %S.cpp_destructor: %S.cpp_destructor.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
@@ -1158,10 +1123,8 @@ fn F() {
// CHECK:STDOUT: %foo__carbon_thunk.call: init %empty_tuple.type = call imports.%foo__carbon_thunk.decl(%addr)
// CHECK:STDOUT: %.loc8_11.2: init %S = in_place_init %foo__carbon_thunk.call, %.loc8_11.1
// CHECK:STDOUT: %.loc8_11.3: ref %S = temporary %.loc8_11.1, %.loc8_11.2
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound: <bound method> = bound_method %.loc8_11.3, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.e62
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %.loc8_11.3, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method(%.loc8_11.3)
// CHECK:STDOUT: %S.cpp_destructor.bound: <bound method> = bound_method %.loc8_11.3, constants.%S.cpp_destructor
// CHECK:STDOUT: %S.cpp_destructor.call: init %empty_tuple.type = call %S.cpp_destructor.bound(%.loc8_11.3)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT: