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carbon-lang/toolchain/check/testdata/interop/cpp/class/import/base.carbon
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Chandler Carruth d0badecd2a Switch tests to use the rendered form of diagnostics (#8070)
Historically, we disabled the rendered form in tests outside of
`toolchain/diagnostics`. The idea was to keep tests shorter and avoid
very long chains of autoupdate before stabilizing due to all the line
numbers and other artifacts in the rendered form.

This PR adds `--diagnostic-line-numbers=[all|first]` and defaults to
`first` in tests. This keeps the rendered form so that we can easily
code review that form and the visual cues it does or doesn't provide.
But it removes all but the first location's line numbers to provide
significantly more stability in tests.

By default, tests get the full unicode line-drawing form of diagnostics
so we can ensure all of the artifacts there make sense with the specific
case being diagnosed, but we do retain some focused ASCII-rendering
tests to ensure that fallback remains usable.

There are some issues here that will be fixed in subsequent PRs.
Notably, we try to keep the frame together in the check lines, and so
force some parts to use the first location. This largely works, but
fails in some edge cases, causing the entire frame to be located
incorrectly. There is a TODO about this that we need to fix, and it only
occurs 6 times across the test suite, so it didn't seem worth
front-loading a fix for here.

Assisted-by: Claude Code
2026-11-05 07:19:59 +00:00

863 lines
46 KiB
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// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// INCLUDE-FILE: toolchain/testing/testdata/min_prelude/primitives.carbon
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/interop/cpp/class/import/base.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/interop/cpp/class/import/base.carbon
// --- derived_to_base_conversion.h
class Base {};
class Derived : public Base {};
// --- use_derived_to_base_conversion.carbon
library "[[@TEST_NAME]]";
import Cpp library "derived_to_base_conversion.h";
//@dump-sem-ir-begin
fn ConvertPtr(d: Cpp.Derived*) -> Cpp.Base* {
return d;
}
//@dump-sem-ir-end
fn AcceptVal(b: Cpp.Base);
//@dump-sem-ir-begin
fn ConvertVal(d: Cpp.Derived) {
AcceptVal(d);
}
//@dump-sem-ir-end
// --- static_member.h
class StaticBase {
public:
static auto base_fn() -> void;
};
class StaticDerived : public StaticBase {
public:
static auto derived_fn() -> void;
};
// --- use_static_member.carbon
library "[[@TEST_NAME]]";
import Cpp library "static_member.h";
fn MyF() {
//@dump-sem-ir-begin
Cpp.StaticBase.base_fn();
Cpp.StaticDerived.base_fn();
Cpp.StaticDerived.derived_fn();
//@dump-sem-ir-end
}
// --- base_field.h
struct FieldBase {
int a;
int b;
};
struct FieldDerived : FieldBase {
int b;
};
// --- use_base_field.carbon
library "[[@TEST_NAME]]";
import Cpp library "base_field.h";
fn AccessDirect(d: Cpp.FieldDerived) -> i32 {
//@dump-sem-ir-begin
return d.a;
//@dump-sem-ir-end
}
fn AccessQualified(d: Cpp.FieldDerived) -> i32 {
//@dump-sem-ir-begin
return d.(Cpp.FieldBase.b);
//@dump-sem-ir-end
}
// --- base_method.h
struct MethodBase {
void f() const;
void g() const;
};
struct MethodDerived : MethodBase {
void g() const;
};
// --- use_base_method.carbon
library "[[@TEST_NAME]]";
import Cpp library "base_method.h";
fn CallDirect(d: Cpp.MethodDerived) {
//@dump-sem-ir-begin
d.f();
//@dump-sem-ir-end
}
fn CallQualified(d: Cpp.MethodDerived) {
//@dump-sem-ir-begin
d.(Cpp.MethodBase.g)();
//@dump-sem-ir-end
}
fn CallBaseQualifiedByDerived(d: Cpp.MethodDerived, b: Cpp.MethodBase) {
//@dump-sem-ir-begin
// `Cpp.MethodDerived.f` names a member of `Cpp.MethodBase`, so we allow
// that to be used when `self` is a `Cpp.MethodBase` or anything that
// implicitly converts to `Cpp.MethodBase`, such as `Cpp.MethodDerived`.
d.(Cpp.MethodDerived.f)();
b.(Cpp.MethodDerived.f)();
//@dump-sem-ir-end
}
// --- multiple_inheritance.h
struct A { int a; };
struct B { int b; };
struct C : A, B {};
struct Empty1 {};
struct Empty2 {};
struct OneNonEmptyBase : Empty1, A, Empty2 {};
struct TwoNonEmptyBases : Empty1, A, B, Empty2 {};
struct Polymorphic1 {
virtual void f();
};
struct Polymorphic2 {
virtual void g();
};
struct OnePolymorphicBase : A, B, Polymorphic1, Empty1 {};
struct TwoPolymorphicBases : Polymorphic1, Polymorphic2 {};
// --- fail_todo_use_multiple_inheritance.carbon
library "[[@TEST_NAME]]";
import Cpp library "multiple_inheritance.h";
fn ConvertA(p: Cpp.C*) -> Cpp.A* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+9]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ━━━┳━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `C*` to `Cpp.A*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.C*` does not implement interface `Core.ImplicitAs(Cpp.A*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertB(p: Cpp.C*) -> Cpp.B* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+9]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ━━━┳━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `C*` to `Cpp.B*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.C*` does not implement interface `Core.ImplicitAs(Cpp.B*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertOneNonEmptyBaseToEmpty1(p: Cpp.OneNonEmptyBase*) -> Cpp.Empty1* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `OneNonEmptyBase*` to
// CHECK:STDERR: · │ ┃ `Cpp.Empty1*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.OneNonEmptyBase*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.Empty1*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertOneNonEmptyBaseToEmpty2(p: Cpp.OneNonEmptyBase*) -> Cpp.Empty2* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `OneNonEmptyBase*` to
// CHECK:STDERR: · │ ┃ `Cpp.Empty2*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.OneNonEmptyBase*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.Empty2*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertTwoNonEmptyBasesToA(p: Cpp.TwoNonEmptyBases*) -> Cpp.A* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `TwoNonEmptyBases*`
// CHECK:STDERR: · │ ┃ to `Cpp.A*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.TwoNonEmptyBases*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.A*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertTwoNonEmptyBasesToB(p: Cpp.TwoNonEmptyBases*) -> Cpp.B* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `TwoNonEmptyBases*`
// CHECK:STDERR: · │ ┃ to `Cpp.B*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.TwoNonEmptyBases*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.B*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertOnePolymorphicBaseToA(p: Cpp.OnePolymorphicBase*) -> Cpp.A* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `OnePolymorphicBase*`
// CHECK:STDERR: · │ ┃ to `Cpp.A*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.OnePolymorphicBase*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.A*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertOnePolymorphicBaseToB(p: Cpp.OnePolymorphicBase*) -> Cpp.B* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `OnePolymorphicBase*`
// CHECK:STDERR: · │ ┃ to `Cpp.B*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.OnePolymorphicBase*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.B*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertTwoPolymorphicBasesToPolymorphic1(p: Cpp.TwoPolymorphicBases*) -> Cpp.Polymorphic1* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type
// CHECK:STDERR: · │ ┃ `TwoPolymorphicBases*` to `Cpp.Polymorphic1*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.TwoPolymorphicBases*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.Polymorphic1*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertTwoPolymorphicBasesToPolymorphic2(p: Cpp.TwoPolymorphicBases*) -> Cpp.Polymorphic2* {
// CHECK:STDERR: ╭─┤ fail_todo_use_multiple_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type
// CHECK:STDERR: · │ ┃ `TwoPolymorphicBases*` to `Cpp.Polymorphic2*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.TwoPolymorphicBases*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.Polymorphic2*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
// --- multiple_inheritance_with_preferred_base.carbon
library "[[@TEST_NAME]]";
import Cpp library "multiple_inheritance.h";
// If there's only one non-empty base, that's our preferred base class. We can
// convert to that.
fn ConvertOneNonEmptyBaseToA(p: Cpp.OneNonEmptyBase*) -> Cpp.A* {
return p;
}
// If there's only one polymorphic base, that's our preferred base class. We can
// convert to that.
fn ConvertOnePolymorphicBaseToPolymorphic1(p: Cpp.OnePolymorphicBase*) -> Cpp.Polymorphic1* {
return p;
}
// --- virtual_inheritance.h
struct VirtA { int a; };
struct VirtB : virtual VirtA {};
void UseB(VirtB * _Nonnull p);
// --- use_virtual_inheritance_incomplete.carbon
library "[[@TEST_NAME]]";
import Cpp library "virtual_inheritance.h";
fn Convert(p: Cpp.VirtB*) {
// OK, doesn't require `Cpp.VirtB` to be a complete type.
Cpp.UseB(p);
}
// --- fail_todo_use_virtual_inheritance.carbon
library "[[@TEST_NAME]]";
import Cpp library "virtual_inheritance.h";
fn Convert(p: Cpp.VirtB*) -> Cpp.VirtA* {
// CHECK:STDERR: ╭─┤ fail_todo_use_virtual_inheritance.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `VirtB*` to
// CHECK:STDERR: · │ ┃ `Cpp.VirtA*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.VirtB*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.VirtA*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
// --- diamond.h
struct DiamondA {
int a;
};
struct DiamondB : virtual DiamondA {
int b;
};
struct DiamondC : virtual DiamondA {
int c;
};
struct DiamondD : DiamondB, DiamondC {
int d;
};
// --- fail_todo_use_diamond.carbon
library "[[@TEST_NAME]]";
import Cpp library "diamond.h";
fn ConvertBA(p: Cpp.DiamondB*) -> Cpp.DiamondA* {
// CHECK:STDERR: ╭─┤ fail_todo_use_diamond.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `DiamondB*` to
// CHECK:STDERR: · │ ┃ `Cpp.DiamondA*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.DiamondB*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.DiamondA*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertCA(p: Cpp.DiamondC*) -> Cpp.DiamondA* {
// CHECK:STDERR: ╭─┤ fail_todo_use_diamond.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `DiamondC*` to
// CHECK:STDERR: · │ ┃ `Cpp.DiamondA*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.DiamondC*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.DiamondA*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertDB(p: Cpp.DiamondD*) -> Cpp.DiamondB* {
// CHECK:STDERR: ╭─┤ fail_todo_use_diamond.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `DiamondD*` to
// CHECK:STDERR: · │ ┃ `Cpp.DiamondB*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.DiamondD*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.DiamondB*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn ConvertDC(p: Cpp.DiamondD*) -> Cpp.DiamondC* {
// CHECK:STDERR: ╭─┤ fail_todo_use_diamond.carbon:[[@LINE+11]]:3
// CHECK:STDERR: -> │ return p;
// CHECK:STDERR: · ┳━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `DiamondD*` to
// CHECK:STDERR: · │ ┃ `Cpp.DiamondC*`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.DiamondD*` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.DiamondC*)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return p;
}
fn AccessBA(d: Cpp.DiamondD) -> i32 {
// CHECK:STDERR: ╭─┤ fail_todo_use_diamond.carbon:[[@LINE+11]]:11
// CHECK:STDERR: -> │ return (d as Cpp.DiamondB).b;
// CHECK:STDERR: · ┳━━━━━━━━━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot convert expression of type `DiamondD` to
// CHECK:STDERR: · │ ┃ `Cpp.DiamondB` with `as`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.DiamondD` does not implement interface
// CHECK:STDERR: · │ `Core.As(Cpp.DiamondB)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return (d as Cpp.DiamondB).b;
}
fn AccessCA(d: Cpp.DiamondD) -> i32 {
// CHECK:STDERR: ╭─┤ fail_todo_use_diamond.carbon:[[@LINE+11]]:11
// CHECK:STDERR: -> │ return (d as Cpp.DiamondC).b;
// CHECK:STDERR: · ┳━━━━━━━━━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: cannot convert expression of type `DiamondD` to
// CHECK:STDERR: · │ ┃ `Cpp.DiamondC` with `as`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.DiamondD` does not implement interface
// CHECK:STDERR: · │ `Core.As(Cpp.DiamondC)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return (d as Cpp.DiamondC).b;
}
fn AccessDB(d: Cpp.DiamondD) -> i32 {
// CHECK:STDERR: ╭─┤ fail_todo_use_diamond.carbon:[[@LINE+11]]:10
// CHECK:STDERR: -> │ return d.b;
// CHECK:STDERR: · ┳━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `DiamondD` to
// CHECK:STDERR: · │ ┃ `Cpp.DiamondB`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.DiamondD` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.DiamondB)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return d.b;
}
fn AccessDC(d: Cpp.DiamondD) -> i32 {
// CHECK:STDERR: ╭─┤ fail_todo_use_diamond.carbon:[[@LINE+11]]:10
// CHECK:STDERR: -> │ return d.c;
// CHECK:STDERR: · ┳━━
// CHECK:STDERR: · ┗━━┫ error: cannot implicitly convert expression of type `DiamondD` to
// CHECK:STDERR: · │ ┃ `Cpp.DiamondC`
// CHECK:STDERR: · │ ┃ [ConversionFailure]
// CHECK:STDERR: · ╰────┤ type `Cpp.DiamondD` does not implement interface
// CHECK:STDERR: · │ `Core.ImplicitAs(Cpp.DiamondC)`
// CHECK:STDERR: · │ [MissingImplInMemberAccessInContext]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
return d.c;
}
// --- final.h
struct FinalA final {};
// --- fail_derive_from_final.carbon
library "[[@TEST_NAME]]";
import Cpp library "final.h";
class B {
// CHECK:STDERR: ╭─┤ fail_derive_from_final.carbon:[[@LINE+8]]:16
// CHECK:STDERR: -> │ extend base: Cpp.FinalA;
// CHECK:STDERR: · ┳━━━━━━━━━
// CHECK:STDERR: · ┗━━┫ error: deriving from final type `FinalA`; base type must be
// CHECK:STDERR: · ┃ an `abstract` or `base` class
// CHECK:STDERR: · ┃ [BaseIsFinal]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
extend base: Cpp.FinalA;
}
// --- union.h
union U {};
// --- fail_derive_from_union.carbon
library "[[@TEST_NAME]]";
import Cpp library "union.h";
class V {
// CHECK:STDERR: ╭─┤ fail_derive_from_union.carbon:[[@LINE+8]]:16
// CHECK:STDERR: -> │ extend base: Cpp.U;
// CHECK:STDERR: · ┳━━━━
// CHECK:STDERR: · ┗━━┫ error: deriving from final type `U`; base type must be an
// CHECK:STDERR: · ┃ `abstract` or `base` class
// CHECK:STDERR: · ┃ [BaseIsFinal]
// CHECK:STDERR: ╰────
// CHECK:STDERR:
extend base: Cpp.U;
}
// CHECK:STDOUT: --- use_derived_to_base_conversion.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: type: type = facet_type <type> [concrete]
// CHECK:STDOUT: %Derived: type = class_type @Derived [concrete]
// CHECK:STDOUT: %ptr.976: type = ptr_type %Derived [concrete]
// CHECK:STDOUT: %pattern_type.d23: type = pattern_type %ptr.976 [concrete]
// CHECK:STDOUT: %d.param_patt.9b7: %pattern_type.d23 = value_param_pattern [concrete]
// CHECK:STDOUT: %d.patt.336: %pattern_type.d23 = wrapper_binding_pattern d, %d.param_patt.9b7 [concrete]
// CHECK:STDOUT: %Base: type = class_type @Base [concrete]
// CHECK:STDOUT: %ptr.0e0: type = ptr_type %Base [concrete]
// CHECK:STDOUT: %.866: Core.Form = init_form %ptr.0e0 [concrete]
// CHECK:STDOUT: %pattern_type.cb0: type = pattern_type %ptr.0e0 [concrete]
// CHECK:STDOUT: %return.param_patt.b43: %pattern_type.cb0 = out_param_pattern [concrete]
// CHECK:STDOUT: %return.patt.363: %pattern_type.cb0 = return_slot_pattern %return.param_patt.b43, %ptr.0e0 [concrete]
// CHECK:STDOUT: %ConvertPtr.type: type = fn_type @ConvertPtr [concrete]
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [concrete]
// CHECK:STDOUT: %ConvertPtr: %ConvertPtr.type = struct_value () [concrete]
// CHECK:STDOUT: %Copy.type: type = facet_type <@Copy> [concrete]
// CHECK:STDOUT: %T.67d: type = symbolic_binding T, 0 [symbolic]
// CHECK:STDOUT: %ptr.as.Copy.impl.Op.type.20f: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%T.67d) [symbolic]
// CHECK:STDOUT: %ptr.as.Copy.impl.Op.f12: %ptr.as.Copy.impl.Op.type.20f = struct_value () [symbolic]
// CHECK:STDOUT: %Copy.impl_witness.39c: <witness> = impl_witness imports.%Copy.impl_witness_table.fb0, @ptr.as.Copy.impl(%Base) [concrete]
// CHECK:STDOUT: %Copy.facet: %Copy.type = facet_value %ptr.0e0, (%Copy.impl_witness.39c) [concrete]
// CHECK:STDOUT: %Copy.WithSelf.Op.type.e2a: type = fn_type @Copy.WithSelf.Op, @Copy.WithSelf(%Copy.facet) [concrete]
// CHECK:STDOUT: %.2aa: type = fn_type_with_self_type %Copy.WithSelf.Op.type.e2a, %Copy.facet [concrete]
// CHECK:STDOUT: %ptr.as.Copy.impl.Op.type.903: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%Base) [concrete]
// CHECK:STDOUT: %ptr.as.Copy.impl.Op.982: %ptr.as.Copy.impl.Op.type.903 = struct_value () [concrete]
// CHECK:STDOUT: %ptr.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %ptr.as.Copy.impl.Op.982, @ptr.as.Copy.impl.Op(%Base) [concrete]
// CHECK:STDOUT: %AcceptVal.type: type = fn_type @AcceptVal [concrete]
// CHECK:STDOUT: %AcceptVal: %AcceptVal.type = struct_value () [concrete]
// CHECK:STDOUT: %pattern_type.2f5: type = pattern_type %Derived [concrete]
// CHECK:STDOUT: %d.param_patt.0f5: %pattern_type.2f5 = value_param_pattern [concrete]
// CHECK:STDOUT: %d.patt.0e6: %pattern_type.2f5 = wrapper_binding_pattern d, %d.param_patt.0f5 [concrete]
// CHECK:STDOUT: %ConvertVal.type: type = fn_type @ConvertVal [concrete]
// CHECK:STDOUT: %ConvertVal: %ConvertVal.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
// CHECK:STDOUT: .Derived = %Derived.decl
// CHECK:STDOUT: .Base = %Base.decl
// CHECK:STDOUT: import Cpp//...
// CHECK:STDOUT: }
// CHECK:STDOUT: %Derived.decl: type = class_decl @Derived [concrete = constants.%Derived] {} {}
// CHECK:STDOUT: %Base.decl: type = class_decl @Base [concrete = constants.%Base] {} {}
// CHECK:STDOUT: %Core.import_ref.06a: @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op.type (%ptr.as.Copy.impl.Op.type.20f) = import_ref Core//prelude/parts/copy, loc{{\d+_\d+}}, loaded [symbolic = @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op (constants.%ptr.as.Copy.impl.Op.f12)]
// CHECK:STDOUT: %Copy.impl_witness_table.fb0 = impl_witness_table (%Core.import_ref.06a), @ptr.as.Copy.impl [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: %ConvertPtr.decl: %ConvertPtr.type = fn_decl @ConvertPtr [concrete = constants.%ConvertPtr] {
// CHECK:STDOUT: %d.param_patt: %pattern_type.d23 = value_param_pattern [concrete = constants.%d.param_patt.9b7]
// CHECK:STDOUT: %d.patt: %pattern_type.d23 = wrapper_binding_pattern d, %d.param_patt [concrete = constants.%d.patt.336]
// CHECK:STDOUT: %return.param_patt: %pattern_type.cb0 = out_param_pattern [concrete = constants.%return.param_patt.b43]
// CHECK:STDOUT: %return.patt: %pattern_type.cb0 = return_slot_pattern %return.param_patt, %ptr.loc7_43 [concrete = constants.%return.patt.363]
// CHECK:STDOUT: } {
// CHECK:STDOUT: %Cpp.ref.loc7_35: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %Base.ref: type = name_ref Base, imports.%Base.decl [concrete = constants.%Base]
// CHECK:STDOUT: %ptr.loc7_43: type = ptr_type %Base.ref [concrete = constants.%ptr.0e0]
// CHECK:STDOUT: %.loc7_43: Core.Form = init_form %ptr.loc7_43 [concrete = constants.%.866]
// CHECK:STDOUT: %d.param: %ptr.976 = value_param call_param0
// CHECK:STDOUT: %.loc7_29: type = splice_block %ptr.loc7_29 [concrete = constants.%ptr.976] {
// CHECK:STDOUT: %Cpp.ref.loc7_18: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %Derived.ref: type = name_ref Derived, imports.%Derived.decl [concrete = constants.%Derived]
// CHECK:STDOUT: %ptr.loc7_29: type = ptr_type %Derived.ref [concrete = constants.%ptr.976]
// CHECK:STDOUT: }
// CHECK:STDOUT: %d: %ptr.976 = wrapper_binding d, %d.param
// CHECK:STDOUT: %return.param: ref %ptr.0e0 = out_param call_param1
// CHECK:STDOUT: %return: ref %ptr.0e0 = return_slot %return.param
// CHECK:STDOUT: }
// CHECK:STDOUT: %ConvertVal.decl: %ConvertVal.type = fn_decl @ConvertVal [concrete = constants.%ConvertVal] {
// CHECK:STDOUT: %d.param_patt: %pattern_type.2f5 = value_param_pattern [concrete = constants.%d.param_patt.0f5]
// CHECK:STDOUT: %d.patt: %pattern_type.2f5 = wrapper_binding_pattern d, %d.param_patt [concrete = constants.%d.patt.0e6]
// CHECK:STDOUT: } {
// CHECK:STDOUT: %d.param: %Derived = value_param call_param0
// CHECK:STDOUT: %.loc15: type = splice_block %Derived.ref [concrete = constants.%Derived] {
// CHECK:STDOUT: %Cpp.ref: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %Derived.ref: type = name_ref Derived, imports.%Derived.decl [concrete = constants.%Derived]
// CHECK:STDOUT: }
// CHECK:STDOUT: %d: %Derived = wrapper_binding d, %d.param
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @ConvertPtr(%d.param: %ptr.976) -> out %return.param: %ptr.0e0 {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %d.ref: %ptr.976 = name_ref d, %d
// CHECK:STDOUT: %.loc8_11.1: ref %Derived = deref %d.ref
// CHECK:STDOUT: %.loc8_11.2: ref %Base = class_element_access %.loc8_11.1, element0
// CHECK:STDOUT: %addr: %ptr.0e0 = addr_of %.loc8_11.2
// CHECK:STDOUT: %.loc8_11.3: %ptr.0e0 = converted %d.ref, %addr
// CHECK:STDOUT: %impl.elem0: %.2aa = impl_witness_access constants.%Copy.impl_witness.39c, element0 [concrete = constants.%ptr.as.Copy.impl.Op.982]
// CHECK:STDOUT: %bound_method.loc8_11.1: <bound method> = bound_method %.loc8_11.3, %impl.elem0
// CHECK:STDOUT: %specific_fn: <specific function> = specific_function %impl.elem0, @ptr.as.Copy.impl.Op(constants.%Base) [concrete = constants.%ptr.as.Copy.impl.Op.specific_fn]
// CHECK:STDOUT: %bound_method.loc8_11.2: <bound method> = bound_method %.loc8_11.3, %specific_fn
// CHECK:STDOUT: %ptr.as.Copy.impl.Op.call: init %ptr.0e0 = call %bound_method.loc8_11.2(%.loc8_11.3)
// CHECK:STDOUT: return %ptr.as.Copy.impl.Op.call
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @ConvertVal(%d.param: %Derived) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %AcceptVal.ref: %AcceptVal.type = name_ref AcceptVal, file.%AcceptVal.decl [concrete = constants.%AcceptVal]
// CHECK:STDOUT: %d.ref: %Derived = name_ref d, %d
// CHECK:STDOUT: %.loc16_13.1: ref %Base = class_element_access %d.ref, element0
// CHECK:STDOUT: %.loc16_13.2: ref %Base = converted %d.ref, %.loc16_13.1
// CHECK:STDOUT: %.loc16_13.3: %Base = acquire_value %.loc16_13.2
// CHECK:STDOUT: %AcceptVal.call: init %empty_tuple.type = call %AcceptVal.ref(%.loc16_13.3)
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- use_static_member.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: type: type = facet_type <type> [concrete]
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [concrete]
// CHECK:STDOUT: %StaticBase: type = class_type @StaticBase [concrete]
// CHECK:STDOUT: %StaticBase.base_fn.cpp_overload_set.type: type = cpp_overload_set_type @StaticBase.base_fn.cpp_overload_set [concrete]
// CHECK:STDOUT: %StaticBase.base_fn.cpp_overload_set.value: %StaticBase.base_fn.cpp_overload_set.type = cpp_overload_set_value @StaticBase.base_fn.cpp_overload_set [concrete]
// CHECK:STDOUT: %StaticBase.base_fn.type: type = fn_type @StaticBase.base_fn [concrete]
// CHECK:STDOUT: %StaticBase.base_fn: %StaticBase.base_fn.type = struct_value () [concrete]
// CHECK:STDOUT: %StaticDerived: type = class_type @StaticDerived [concrete]
// CHECK:STDOUT: %StaticDerived.base_fn.cpp_overload_set.type: type = cpp_overload_set_type @StaticDerived.base_fn.cpp_overload_set [concrete]
// CHECK:STDOUT: %StaticDerived.base_fn.cpp_overload_set.value: %StaticDerived.base_fn.cpp_overload_set.type = cpp_overload_set_value @StaticDerived.base_fn.cpp_overload_set [concrete]
// CHECK:STDOUT: %StaticDerived.derived_fn.cpp_overload_set.type: type = cpp_overload_set_type @StaticDerived.derived_fn.cpp_overload_set [concrete]
// CHECK:STDOUT: %StaticDerived.derived_fn.cpp_overload_set.value: %StaticDerived.derived_fn.cpp_overload_set.type = cpp_overload_set_value @StaticDerived.derived_fn.cpp_overload_set [concrete]
// CHECK:STDOUT: %StaticDerived.derived_fn.type: type = fn_type @StaticDerived.derived_fn [concrete]
// CHECK:STDOUT: %StaticDerived.derived_fn: %StaticDerived.derived_fn.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
// CHECK:STDOUT: .StaticBase = %StaticBase.decl
// CHECK:STDOUT: .StaticDerived = %StaticDerived.decl
// CHECK:STDOUT: import Cpp//...
// CHECK:STDOUT: }
// CHECK:STDOUT: %StaticBase.decl: type = class_decl @StaticBase [concrete = constants.%StaticBase] {} {}
// CHECK:STDOUT: %StaticBase.base_fn.cpp_overload_set.value: %StaticBase.base_fn.cpp_overload_set.type = cpp_overload_set_value @StaticBase.base_fn.cpp_overload_set [concrete = constants.%StaticBase.base_fn.cpp_overload_set.value]
// CHECK:STDOUT: %StaticBase.base_fn.decl: %StaticBase.base_fn.type = fn_decl @StaticBase.base_fn [concrete = constants.%StaticBase.base_fn] {} {}
// CHECK:STDOUT: %StaticDerived.decl: type = class_decl @StaticDerived [concrete = constants.%StaticDerived] {} {}
// CHECK:STDOUT: %StaticDerived.base_fn.cpp_overload_set.value: %StaticDerived.base_fn.cpp_overload_set.type = cpp_overload_set_value @StaticDerived.base_fn.cpp_overload_set [concrete = constants.%StaticDerived.base_fn.cpp_overload_set.value]
// CHECK:STDOUT: %StaticDerived.derived_fn.cpp_overload_set.value: %StaticDerived.derived_fn.cpp_overload_set.type = cpp_overload_set_value @StaticDerived.derived_fn.cpp_overload_set [concrete = constants.%StaticDerived.derived_fn.cpp_overload_set.value]
// CHECK:STDOUT: %StaticDerived.derived_fn.decl: %StaticDerived.derived_fn.type = fn_decl @StaticDerived.derived_fn [concrete = constants.%StaticDerived.derived_fn] {} {}
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @MyF() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %Cpp.ref.loc8: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %StaticBase.ref: type = name_ref StaticBase, imports.%StaticBase.decl [concrete = constants.%StaticBase]
// CHECK:STDOUT: %base_fn.ref.loc8: %StaticBase.base_fn.cpp_overload_set.type = name_ref base_fn, imports.%StaticBase.base_fn.cpp_overload_set.value [concrete = constants.%StaticBase.base_fn.cpp_overload_set.value]
// CHECK:STDOUT: %StaticBase.base_fn.call.loc8: init %empty_tuple.type = call imports.%StaticBase.base_fn.decl()
// CHECK:STDOUT: %Cpp.ref.loc9: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %StaticDerived.ref.loc9: type = name_ref StaticDerived, imports.%StaticDerived.decl [concrete = constants.%StaticDerived]
// CHECK:STDOUT: %base_fn.ref.loc9: %StaticDerived.base_fn.cpp_overload_set.type = name_ref base_fn, imports.%StaticDerived.base_fn.cpp_overload_set.value [concrete = constants.%StaticDerived.base_fn.cpp_overload_set.value]
// CHECK:STDOUT: %StaticBase.base_fn.call.loc9: init %empty_tuple.type = call imports.%StaticBase.base_fn.decl()
// CHECK:STDOUT: %Cpp.ref.loc10: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %StaticDerived.ref.loc10: type = name_ref StaticDerived, imports.%StaticDerived.decl [concrete = constants.%StaticDerived]
// CHECK:STDOUT: %derived_fn.ref: %StaticDerived.derived_fn.cpp_overload_set.type = name_ref derived_fn, imports.%StaticDerived.derived_fn.cpp_overload_set.value [concrete = constants.%StaticDerived.derived_fn.cpp_overload_set.value]
// CHECK:STDOUT: %StaticDerived.derived_fn.call: init %empty_tuple.type = call imports.%StaticDerived.derived_fn.decl()
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- use_base_field.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: type: type = facet_type <type> [concrete]
// CHECK:STDOUT: %FieldDerived: type = class_type @FieldDerived [concrete]
// CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [concrete]
// CHECK:STDOUT: %N: Core.IntLiteral = symbolic_binding N, 0 [symbolic]
// CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [concrete]
// CHECK:STDOUT: %FieldBase: type = class_type @FieldBase [concrete]
// CHECK:STDOUT: %FieldBase.elem: type = unbound_element_type %FieldBase, %i32 [concrete]
// CHECK:STDOUT: %Copy.type: type = facet_type <@Copy> [concrete]
// CHECK:STDOUT: %Int.as.Copy.impl.Op.type.a1d: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%N) [symbolic]
// CHECK:STDOUT: %Int.as.Copy.impl.Op.3c1: %Int.as.Copy.impl.Op.type.a1d = struct_value () [symbolic]
// CHECK:STDOUT: %Copy.impl_witness.8af: <witness> = impl_witness imports.%Copy.impl_witness_table.f44, @Int.as.Copy.impl(%int_32) [concrete]
// CHECK:STDOUT: %Copy.facet: %Copy.type = facet_value %i32, (%Copy.impl_witness.8af) [concrete]
// CHECK:STDOUT: %Copy.WithSelf.Op.type.f76: type = fn_type @Copy.WithSelf.Op, @Copy.WithSelf(%Copy.facet) [concrete]
// CHECK:STDOUT: %.2b9: type = fn_type_with_self_type %Copy.WithSelf.Op.type.f76, %Copy.facet [concrete]
// CHECK:STDOUT: %Int.as.Copy.impl.Op.type.648: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%int_32) [concrete]
// CHECK:STDOUT: %Int.as.Copy.impl.Op.cae: %Int.as.Copy.impl.Op.type.648 = struct_value () [concrete]
// CHECK:STDOUT: %Int.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %Int.as.Copy.impl.Op.cae, @Int.as.Copy.impl.Op(%int_32) [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
// CHECK:STDOUT: .FieldDerived = %FieldDerived.decl
// CHECK:STDOUT: .FieldBase = %FieldBase.decl
// CHECK:STDOUT: import Cpp//...
// CHECK:STDOUT: }
// CHECK:STDOUT: %FieldDerived.decl: type = class_decl @FieldDerived [concrete = constants.%FieldDerived] {} {}
// CHECK:STDOUT: %FieldBase.decl: type = class_decl @FieldBase [concrete = constants.%FieldBase] {} {}
// CHECK:STDOUT: %Core.import_ref.72f: @Int.as.Copy.impl.%Int.as.Copy.impl.Op.type (%Int.as.Copy.impl.Op.type.a1d) = import_ref Core//prelude/parts/int, loc{{\d+_\d+}}, loaded [symbolic = @Int.as.Copy.impl.%Int.as.Copy.impl.Op (constants.%Int.as.Copy.impl.Op.3c1)]
// CHECK:STDOUT: %Copy.impl_witness_table.f44 = impl_witness_table (%Core.import_ref.72f), @Int.as.Copy.impl [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @AccessDirect(%d.param: %FieldDerived) -> out %return.param: %i32 {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %d.ref: %FieldDerived = name_ref d, %d
// CHECK:STDOUT: %a.ref: %FieldBase.elem = name_ref a, @FieldBase.%field_decl.1 [concrete = @FieldBase.%field_decl.1]
// CHECK:STDOUT: %.loc8_11.1: ref %FieldBase = class_element_access %d.ref, element0
// CHECK:STDOUT: %.loc8_11.2: ref %FieldBase = converted %d.ref, %.loc8_11.1
// CHECK:STDOUT: %.loc8_11.3: ref %i32 = class_element_access %.loc8_11.2, element0
// CHECK:STDOUT: %.loc8_11.4: %i32 = acquire_value %.loc8_11.3
// CHECK:STDOUT: %impl.elem0: %.2b9 = impl_witness_access constants.%Copy.impl_witness.8af, element0 [concrete = constants.%Int.as.Copy.impl.Op.cae]
// CHECK:STDOUT: %bound_method.loc8_11.1: <bound method> = bound_method %.loc8_11.4, %impl.elem0
// CHECK:STDOUT: %specific_fn: <specific function> = specific_function %impl.elem0, @Int.as.Copy.impl.Op(constants.%int_32) [concrete = constants.%Int.as.Copy.impl.Op.specific_fn]
// CHECK:STDOUT: %bound_method.loc8_11.2: <bound method> = bound_method %.loc8_11.4, %specific_fn
// CHECK:STDOUT: %Int.as.Copy.impl.Op.call: init %i32 = call %bound_method.loc8_11.2(%.loc8_11.4)
// CHECK:STDOUT: return %Int.as.Copy.impl.Op.call
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @AccessQualified(%d.param: %FieldDerived) -> out %return.param: %i32 {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %d.ref: %FieldDerived = name_ref d, %d
// CHECK:STDOUT: %Cpp.ref.loc14: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %FieldBase.ref: type = name_ref FieldBase, imports.%FieldBase.decl [concrete = constants.%FieldBase]
// CHECK:STDOUT: %b.ref: %FieldBase.elem = name_ref b, @FieldBase.%field_decl.2 [concrete = @FieldBase.%field_decl.2]
// CHECK:STDOUT: %.loc14_11.1: ref %FieldBase = class_element_access %d.ref, element0
// CHECK:STDOUT: %.loc14_11.2: ref %FieldBase = converted %d.ref, %.loc14_11.1
// CHECK:STDOUT: %.loc14_11.3: ref %i32 = class_element_access %.loc14_11.2, element1
// CHECK:STDOUT: %.loc14_11.4: %i32 = acquire_value %.loc14_11.3
// CHECK:STDOUT: %impl.elem0: %.2b9 = impl_witness_access constants.%Copy.impl_witness.8af, element0 [concrete = constants.%Int.as.Copy.impl.Op.cae]
// CHECK:STDOUT: %bound_method.loc14_11.1: <bound method> = bound_method %.loc14_11.4, %impl.elem0
// CHECK:STDOUT: %specific_fn: <specific function> = specific_function %impl.elem0, @Int.as.Copy.impl.Op(constants.%int_32) [concrete = constants.%Int.as.Copy.impl.Op.specific_fn]
// CHECK:STDOUT: %bound_method.loc14_11.2: <bound method> = bound_method %.loc14_11.4, %specific_fn
// CHECK:STDOUT: %Int.as.Copy.impl.Op.call: init %i32 = call %bound_method.loc14_11.2(%.loc14_11.4)
// CHECK:STDOUT: return %Int.as.Copy.impl.Op.call
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- use_base_method.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: type: type = facet_type <type> [concrete]
// CHECK:STDOUT: %MethodDerived: type = class_type @MethodDerived [concrete]
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [concrete]
// CHECK:STDOUT: %MethodBase: type = class_type @MethodBase [concrete]
// CHECK:STDOUT: %MethodDerived.f.cpp_overload_set.type: type = cpp_overload_set_type @MethodDerived.f.cpp_overload_set [concrete]
// CHECK:STDOUT: %MethodDerived.f.cpp_overload_set.value: %MethodDerived.f.cpp_overload_set.type = cpp_overload_set_value @MethodDerived.f.cpp_overload_set [concrete]
// CHECK:STDOUT: %f__carbon_thunk.type: type = fn_type @f__carbon_thunk [concrete]
// CHECK:STDOUT: %f__carbon_thunk: %f__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %MethodBase.g.cpp_overload_set.type: type = cpp_overload_set_type @MethodBase.g.cpp_overload_set [concrete]
// CHECK:STDOUT: %MethodBase.g.cpp_overload_set.value: %MethodBase.g.cpp_overload_set.type = cpp_overload_set_value @MethodBase.g.cpp_overload_set [concrete]
// CHECK:STDOUT: %g__carbon_thunk.type: type = fn_type @g__carbon_thunk [concrete]
// CHECK:STDOUT: %g__carbon_thunk: %g__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
// CHECK:STDOUT: .MethodDerived = %MethodDerived.decl
// CHECK:STDOUT: .MethodBase = %MethodBase.decl
// CHECK:STDOUT: import Cpp//...
// CHECK:STDOUT: }
// CHECK:STDOUT: %MethodDerived.decl: type = class_decl @MethodDerived [concrete = constants.%MethodDerived] {} {}
// CHECK:STDOUT: %MethodBase.decl: type = class_decl @MethodBase [concrete = constants.%MethodBase] {} {}
// CHECK:STDOUT: %MethodDerived.f.cpp_overload_set.value: %MethodDerived.f.cpp_overload_set.type = cpp_overload_set_value @MethodDerived.f.cpp_overload_set [concrete = constants.%MethodDerived.f.cpp_overload_set.value]
// CHECK:STDOUT: %f__carbon_thunk.decl: %f__carbon_thunk.type = fn_decl @f__carbon_thunk [concrete = constants.%f__carbon_thunk] {
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: } {
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT: %MethodBase.g.cpp_overload_set.value: %MethodBase.g.cpp_overload_set.type = cpp_overload_set_value @MethodBase.g.cpp_overload_set [concrete = constants.%MethodBase.g.cpp_overload_set.value]
// CHECK:STDOUT: %g__carbon_thunk.decl: %g__carbon_thunk.type = fn_decl @g__carbon_thunk [concrete = constants.%g__carbon_thunk] {
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: } {
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @CallDirect(%d.param: %MethodDerived) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %d.ref: %MethodDerived = name_ref d, %d
// CHECK:STDOUT: %f.ref: %MethodDerived.f.cpp_overload_set.type = name_ref f, imports.%MethodDerived.f.cpp_overload_set.value [concrete = constants.%MethodDerived.f.cpp_overload_set.value]
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %d.ref, %f.ref
// CHECK:STDOUT: %.loc8_3.1: ref %MethodBase = class_element_access %d.ref, element0
// CHECK:STDOUT: %.loc8_3.2: ref %MethodBase = converted %d.ref, %.loc8_3.1
// CHECK:STDOUT: %.loc8_3.3: %MethodBase = acquire_value %.loc8_3.2
// CHECK:STDOUT: %f__carbon_thunk.call: init %empty_tuple.type = call imports.%f__carbon_thunk.decl(%.loc8_3.3)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @CallQualified(%d.param: %MethodDerived) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %d.ref: %MethodDerived = name_ref d, %d
// CHECK:STDOUT: %Cpp.ref.loc14: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %MethodBase.ref: type = name_ref MethodBase, imports.%MethodBase.decl [concrete = constants.%MethodBase]
// CHECK:STDOUT: %g.ref: %MethodBase.g.cpp_overload_set.type = name_ref g, imports.%MethodBase.g.cpp_overload_set.value [concrete = constants.%MethodBase.g.cpp_overload_set.value]
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %d.ref, %g.ref
// CHECK:STDOUT: %.loc14_3.1: ref %MethodBase = class_element_access %d.ref, element0
// CHECK:STDOUT: %.loc14_3.2: ref %MethodBase = converted %d.ref, %.loc14_3.1
// CHECK:STDOUT: %.loc14_3.3: %MethodBase = acquire_value %.loc14_3.2
// CHECK:STDOUT: %g__carbon_thunk.call: init %empty_tuple.type = call imports.%g__carbon_thunk.decl(%.loc14_3.3)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @CallBaseQualifiedByDerived(%d.param: %MethodDerived, %b.param: %MethodBase) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %d.ref: %MethodDerived = name_ref d, %d
// CHECK:STDOUT: %Cpp.ref.loc23: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %MethodDerived.ref.loc23: type = name_ref MethodDerived, imports.%MethodDerived.decl [concrete = constants.%MethodDerived]
// CHECK:STDOUT: %f.ref.loc23: %MethodDerived.f.cpp_overload_set.type = name_ref f, imports.%MethodDerived.f.cpp_overload_set.value [concrete = constants.%MethodDerived.f.cpp_overload_set.value]
// CHECK:STDOUT: %bound_method.loc23: <bound method> = bound_method %d.ref, %f.ref.loc23
// CHECK:STDOUT: %.loc23_3.1: ref %MethodBase = class_element_access %d.ref, element0
// CHECK:STDOUT: %.loc23_3.2: ref %MethodBase = converted %d.ref, %.loc23_3.1
// CHECK:STDOUT: %.loc23_3.3: %MethodBase = acquire_value %.loc23_3.2
// CHECK:STDOUT: %f__carbon_thunk.call.loc23: init %empty_tuple.type = call imports.%f__carbon_thunk.decl(%.loc23_3.3)
// CHECK:STDOUT: %b.ref: %MethodBase = name_ref b, %b
// CHECK:STDOUT: %Cpp.ref.loc24: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %MethodDerived.ref.loc24: type = name_ref MethodDerived, imports.%MethodDerived.decl [concrete = constants.%MethodDerived]
// CHECK:STDOUT: %f.ref.loc24: %MethodDerived.f.cpp_overload_set.type = name_ref f, imports.%MethodDerived.f.cpp_overload_set.value [concrete = constants.%MethodDerived.f.cpp_overload_set.value]
// CHECK:STDOUT: %bound_method.loc24: <bound method> = bound_method %b.ref, %f.ref.loc24
// CHECK:STDOUT: %f__carbon_thunk.call.loc24: init %empty_tuple.type = call imports.%f__carbon_thunk.decl(%b.ref)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT: