Files
carbon-lang/toolchain/check/testdata/interop/cpp/class/access.carbon
T
Dana Jansens fe020ee08b Make FacetAccessType evaluate to SymbolicBindingType for type-of a BindSymbolicName (#6115)
The SymbolicBindingType refers to the type value that will be
substituted in for the BindSymbolicName, but holds onto the EntityNameId
from the BindSymbolicName instead of (or in addition to, for now) the
instruction.

The EntityNameId will be used to look in the ScopeStack to find the
witnesses either from the BindSymbolicName instruction, or other
instructions that specify `impls` constraints against the EntityName.

This will allow us to have the `T` in `I(T)` resolve to a `.Self`
reference in the type so that we get type equality with the binding's
type: `T:! I(.Self)`.
2025-10-06 18:56:43 +00:00

611 lines
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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/int.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/access.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/interop/cpp/class/access.carbon
// ============================================================================
// Public non-function member
// ============================================================================
// --- non_function_member_public.h
struct S {
int x;
};
// --- import_non_function_member_public.carbon
library "[[@TEST_NAME]]";
import Cpp library "non_function_member_public.h";
fn F(s: Cpp.S) {
//@dump-sem-ir-begin
let x: i32 = s.x;
//@dump-sem-ir-end
}
// --- import_non_function_member_public_extend.carbon
library "[[@TEST_NAME]]";
import Cpp library "non_function_member_public.h";
class Derived {
extend base: Cpp.S;
}
fn F(d: Derived) {
//@dump-sem-ir-begin
let x: i32 = d.x;
//@dump-sem-ir-end
}
// ============================================================================
// Protected non-function member
// ============================================================================
// --- non_function_member_protected.h
class C {
protected:
int x;
};
// --- fail_import_non_function_member_protected.carbon
library "[[@TEST_NAME]]";
import Cpp library "non_function_member_protected.h";
fn F(c: Cpp.C) {
// CHECK:STDERR: fail_import_non_function_member_protected.carbon:[[@LINE+8]]:16: error: cannot access protected member `x` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: let x: i32 = c.x;
// CHECK:STDERR: ^~~
// CHECK:STDERR: fail_import_non_function_member_protected.carbon:[[@LINE-6]]:10: in file included here [InCppInclude]
// CHECK:STDERR: ./non_function_member_protected.h:2:7: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR: class C {
// CHECK:STDERR: ^
// CHECK:STDERR:
let x: i32 = c.x;
}
// --- fail_import_non_function_member_protected_extend.carbon
library "[[@TEST_NAME]]";
import Cpp library "non_function_member_protected.h";
class Derived {
extend base: Cpp.C;
}
fn F(d: Derived) {
// CHECK:STDERR: fail_import_non_function_member_protected_extend.carbon:[[@LINE+8]]:16: error: cannot access protected member `x` of type `Derived` [ClassInvalidMemberAccess]
// CHECK:STDERR: let x: i32 = d.x;
// CHECK:STDERR: ^~~
// CHECK:STDERR: fail_import_non_function_member_protected_extend.carbon:[[@LINE-10]]:10: in file included here [InCppInclude]
// CHECK:STDERR: ./non_function_member_protected.h:2:7: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR: class C {
// CHECK:STDERR: ^
// CHECK:STDERR:
let x: i32 = d.x;
}
// ============================================================================
// Private non-function member
// ============================================================================
// --- non_function_member_private.h
class C {
int x;
};
// --- fail_import_non_function_member_private.carbon
library "[[@TEST_NAME]]";
import Cpp library "non_function_member_private.h";
fn F(c: Cpp.C) {
// CHECK:STDERR: fail_import_non_function_member_private.carbon:[[@LINE+8]]:16: error: cannot access private member `x` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: let x: i32 = c.x;
// CHECK:STDERR: ^~~
// CHECK:STDERR: fail_import_non_function_member_private.carbon:[[@LINE-6]]:10: in file included here [InCppInclude]
// CHECK:STDERR: ./non_function_member_private.h:2:7: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR: class C {
// CHECK:STDERR: ^
// CHECK:STDERR:
let x: i32 = c.x;
}
// --- fail_import_non_function_member_private_extend.carbon
library "[[@TEST_NAME]]";
import Cpp library "non_function_member_private.h";
class Derived {
extend base: Cpp.C;
}
fn F(d: Derived) {
// CHECK:STDERR: fail_import_non_function_member_private_extend.carbon:[[@LINE+8]]:16: error: cannot access private member `x` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: let x: i32 = d.x;
// CHECK:STDERR: ^~~
// CHECK:STDERR: fail_import_non_function_member_private_extend.carbon:[[@LINE-10]]:10: in file included here [InCppInclude]
// CHECK:STDERR: ./non_function_member_private.h:2:7: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR: class C {
// CHECK:STDERR: ^
// CHECK:STDERR:
let x: i32 = d.x;
}
// ============================================================================
// Public function member
// ============================================================================
// --- function_member_public.h
struct S {
auto foo() -> void;
};
// --- import_function_member_public.carbon
library "[[@TEST_NAME]]";
import Cpp library "function_member_public.h";
fn F(s: Cpp.S*) {
//@dump-sem-ir-begin
s->foo();
//@dump-sem-ir-end
}
// ============================================================================
// Protected function member
// ============================================================================
// --- function_member_protected.h
class C {
protected:
auto foo() -> void;
};
// --- fail_import_function_member_protected.carbon
library "[[@TEST_NAME]]";
import Cpp library "function_member_protected.h";
fn F(c: Cpp.C*) {
// CHECK:STDERR: fail_import_function_member_protected.carbon:[[@LINE+5]]:3: error: cannot access protected member `foo` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: c->foo();
// CHECK:STDERR: ^~~~~~
// CHECK:STDERR: fail_import_function_member_protected.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
c->foo();
}
// ============================================================================
// Private function member
// ============================================================================
// --- function_member_private.h
class C {
private:
auto foo() -> void;
};
// --- fail_import_function_member_private.carbon
library "[[@TEST_NAME]]";
import Cpp library "function_member_private.h";
fn F(c: Cpp.C*) {
// CHECK:STDERR: fail_import_function_member_private.carbon:[[@LINE+5]]:3: error: cannot access private member `foo` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: c->foo();
// CHECK:STDERR: ^~~~~~
// CHECK:STDERR: fail_import_function_member_private.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
c->foo();
}
// ============================================================================
// Overload set
// ============================================================================
// --- overload_set.h
class C {
public:
C();
static auto foo() -> void;
protected:
C(int);
static auto foo(int a) -> void;
private:
C(int, int);
static auto foo(int a, int b) -> void;
};
// --- import_overload_set_public.carbon
library "[[@TEST_NAME]]";
import Cpp library "overload_set.h";
fn F() {
//@dump-sem-ir-begin
Cpp.C.C();
Cpp.C.foo();
//@dump-sem-ir-end
}
// --- fail_import_overload_set_protected.carbon
library "[[@TEST_NAME]]";
import Cpp library "overload_set.h";
fn F() {
// CHECK:STDERR: fail_import_overload_set_protected.carbon:[[@LINE+5]]:3: error: cannot access protected member `C` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: Cpp.C.C(1 as i32);
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_import_overload_set_protected.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
Cpp.C.C(1 as i32);
// CHECK:STDERR: fail_import_overload_set_protected.carbon:[[@LINE+5]]:3: error: cannot access protected member `foo` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: Cpp.C.foo(1 as i32);
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_import_overload_set_protected.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
Cpp.C.foo(1 as i32);
}
// --- import_overload_set_protected_base.carbon
library "[[@TEST_NAME]]";
import Cpp library "overload_set.h";
class D {
extend base: Cpp.C;
fn MakePublic() -> D {
return {.base = C()};
}
fn MakeProtected() -> D {
return {.base = C(1 as i32)};
}
fn CallPublic() {
foo();
}
fn CallProtected() {
foo(1 as i32);
}
}
// --- fail_import_overload_set_private.carbon
library "[[@TEST_NAME]]";
import Cpp library "overload_set.h";
fn F() {
// CHECK:STDERR: fail_import_overload_set_private.carbon:[[@LINE+5]]:3: error: cannot access private member `C` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: Cpp.C.C(1 as i32, 2 as i32);
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_import_overload_set_private.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
Cpp.C.C(1 as i32, 2 as i32);
// CHECK:STDERR: fail_import_overload_set_private.carbon:[[@LINE+5]]:3: error: cannot access private member `foo` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: Cpp.C.foo(1 as i32, 2 as i32);
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_import_overload_set_private.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
Cpp.C.foo(1 as i32, 2 as i32);
}
// --- fail_import_overload_set_private_base.carbon
library "[[@TEST_NAME]]";
import Cpp library "overload_set.h";
class D {
extend base: Cpp.C;
fn MakePrivate() -> D {
// CHECK:STDERR: fail_import_overload_set_private_base.carbon:[[@LINE+5]]:21: error: cannot access private member `C` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: return {.base = C(1 as i32, 2 as i32)};
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_import_overload_set_private_base.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
return {.base = C(1 as i32, 2 as i32)};
}
fn CallPrivate() {
// CHECK:STDERR: fail_import_overload_set_private_base.carbon:[[@LINE+5]]:5: error: cannot access private member `foo` of type `Cpp.C` [ClassInvalidMemberAccess]
// CHECK:STDERR: foo(1 as i32, 2 as i32);
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_import_overload_set_private_base.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
foo(1 as i32, 2 as i32);
}
}
// ============================================================================
// Base class
// ============================================================================
// --- base_class.h
struct Base {
static auto foo() -> void;
};
class DerivedPublic : public Base {};
class DerivedProtected : protected Base {};
class DerivedPrivate : private Base {};
// --- import_base_class_public.carbon
library "[[@TEST_NAME]]";
import Cpp library "base_class.h";
fn F() {
//@dump-sem-ir-begin
Cpp.DerivedPublic.foo();
//@dump-sem-ir-end
}
// --- fail_import_base_class_protected.carbon
library "[[@TEST_NAME]]";
import Cpp library "base_class.h";
fn F() {
// CHECK:STDERR: fail_import_base_class_protected.carbon:[[@LINE+5]]:3: error: cannot access protected member `foo` of type `Cpp.DerivedProtected` [ClassInvalidMemberAccess]
// CHECK:STDERR: Cpp.DerivedProtected.foo();
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_import_base_class_protected.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
Cpp.DerivedProtected.foo();
}
// --- use_base_class_protected_from_derived.carbon
library "[[@TEST_NAME]]";
import Cpp library "base_class.h";
class Derived {
extend base: Cpp.DerivedProtected;
fn F() {
// OK, we can access a protected member of our base class.
Cpp.DerivedProtected.foo();
}
}
// --- fail_import_base_class_private.carbon
library "[[@TEST_NAME]]";
import Cpp library "base_class.h";
fn F() {
// CHECK:STDERR: fail_import_base_class_private.carbon:[[@LINE+5]]:3: error: cannot access private member `foo` of type `Cpp.DerivedPrivate` [ClassInvalidMemberAccess]
// CHECK:STDERR: Cpp.DerivedPrivate.foo();
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_import_base_class_private.carbon: note: declared here [ClassMemberDeclaration]
// CHECK:STDERR:
Cpp.DerivedPrivate.foo();
}
// CHECK:STDOUT: --- import_non_function_member_public.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %S: type = class_type @S [concrete]
// CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [concrete]
// CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [concrete]
// CHECK:STDOUT: %S.elem: type = unbound_element_type %S, %i32 [concrete]
// CHECK:STDOUT: %pattern_type.7ce: type = pattern_type %i32 [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F(%s.param: %S) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: name_binding_decl {
// CHECK:STDOUT: %x.patt: %pattern_type.7ce = binding_pattern x [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT: %s.ref: %S = name_ref s, %s
// CHECK:STDOUT: %x.ref: %S.elem = name_ref x, @S.%.1 [concrete = @S.%.1]
// CHECK:STDOUT: %.loc8_17.1: ref %i32 = class_element_access %s.ref, element0
// CHECK:STDOUT: %.loc8_17.2: %i32 = bind_value %.loc8_17.1
// CHECK:STDOUT: %.loc8_10: type = splice_block %i32 [concrete = constants.%i32] {
// CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT: }
// CHECK:STDOUT: %x: %i32 = bind_name x, %.loc8_17.2
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- import_non_function_member_public_extend.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %Derived: type = class_type @Derived [concrete]
// CHECK:STDOUT: %S: type = class_type @S [concrete]
// CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [concrete]
// CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [concrete]
// CHECK:STDOUT: %S.elem: type = unbound_element_type %S, %i32 [concrete]
// CHECK:STDOUT: %pattern_type.7ce: type = pattern_type %i32 [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F(%d.param: %Derived) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: name_binding_decl {
// CHECK:STDOUT: %x.patt: %pattern_type.7ce = binding_pattern x [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT: %d.ref: %Derived = name_ref d, %d
// CHECK:STDOUT: %x.ref: %S.elem = name_ref x, @S.%.1 [concrete = @S.%.1]
// CHECK:STDOUT: %.loc12_17.1: ref %S = class_element_access %d.ref, element0
// CHECK:STDOUT: %.loc12_17.2: ref %S = converted %d.ref, %.loc12_17.1
// CHECK:STDOUT: %.loc12_17.3: ref %i32 = class_element_access %.loc12_17.2, element0
// CHECK:STDOUT: %.loc12_10: type = splice_block %i32 [concrete = constants.%i32] {
// CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
// CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
// CHECK:STDOUT: }
// CHECK:STDOUT: %.loc12_17.4: %i32 = bind_value %.loc12_17.3
// CHECK:STDOUT: %x: %i32 = bind_name x, %.loc12_17.4
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- import_function_member_public.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %S: type = class_type @S [concrete]
// CHECK:STDOUT: %ptr.5c7: type = ptr_type %S [concrete]
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [concrete]
// CHECK:STDOUT: %S.foo.cpp_overload_set.type: type = cpp_overload_set_type @S.foo.cpp_overload_set [concrete]
// CHECK:STDOUT: %S.foo.cpp_overload_set.value: %S.foo.cpp_overload_set.type = cpp_overload_set_value @S.foo.cpp_overload_set [concrete]
// CHECK:STDOUT: %S.foo.type: type = fn_type @S.foo [concrete]
// CHECK:STDOUT: %S.foo: %S.foo.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %S.foo.cpp_overload_set.value: %S.foo.cpp_overload_set.type = cpp_overload_set_value @S.foo.cpp_overload_set [concrete = constants.%S.foo.cpp_overload_set.value]
// CHECK:STDOUT: %S.foo.decl: %S.foo.type = fn_decl @S.foo [concrete = constants.%S.foo] {
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: } {
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F(%s.param: %ptr.5c7) {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %s.ref: %ptr.5c7 = name_ref s, %s
// CHECK:STDOUT: %.loc8: ref %S = deref %s.ref
// CHECK:STDOUT: %foo.ref: %S.foo.cpp_overload_set.type = name_ref foo, imports.%S.foo.cpp_overload_set.value [concrete = constants.%S.foo.cpp_overload_set.value]
// CHECK:STDOUT: %bound_method: <bound method> = bound_method %.loc8, %foo.ref
// CHECK:STDOUT: %addr: %ptr.5c7 = addr_of %.loc8
// CHECK:STDOUT: %S.foo.call: init %empty_tuple.type = call imports.%S.foo.decl(%addr)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- import_overload_set_public.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [concrete]
// CHECK:STDOUT: %C: type = class_type @C [concrete]
// CHECK:STDOUT: %C.C.cpp_overload_set.type: type = cpp_overload_set_type @C.C.cpp_overload_set [concrete]
// CHECK:STDOUT: %C.C.cpp_overload_set.value: %C.C.cpp_overload_set.type = cpp_overload_set_value @C.C.cpp_overload_set [concrete]
// CHECK:STDOUT: %ptr.d9e: type = ptr_type %C [concrete]
// CHECK:STDOUT: %C__carbon_thunk.type: type = fn_type @C__carbon_thunk [concrete]
// CHECK:STDOUT: %C__carbon_thunk: %C__carbon_thunk.type = struct_value () [concrete]
// CHECK:STDOUT: %C.foo.cpp_overload_set.type: type = cpp_overload_set_type @C.foo.cpp_overload_set [concrete]
// CHECK:STDOUT: %C.foo.cpp_overload_set.value: %C.foo.cpp_overload_set.type = cpp_overload_set_value @C.foo.cpp_overload_set [concrete]
// CHECK:STDOUT: %C.foo.type: type = fn_type @C.foo [concrete]
// CHECK:STDOUT: %C.foo: %C.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 %C, () [concrete]
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.b92: 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.841: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.b92 = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
// CHECK:STDOUT: .C = %C.decl
// CHECK:STDOUT: import Cpp//...
// CHECK:STDOUT: }
// CHECK:STDOUT: %C.decl: type = class_decl @C [concrete = constants.%C] {} {}
// CHECK:STDOUT: %C.C.cpp_overload_set.value: %C.C.cpp_overload_set.type = cpp_overload_set_value @C.C.cpp_overload_set [concrete = constants.%C.C.cpp_overload_set.value]
// CHECK:STDOUT: %C__carbon_thunk.decl: %C__carbon_thunk.type = fn_decl @C__carbon_thunk [concrete = constants.%C__carbon_thunk] {
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: } {
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT: %C.foo.cpp_overload_set.value: %C.foo.cpp_overload_set.type = cpp_overload_set_value @C.foo.cpp_overload_set [concrete = constants.%C.foo.cpp_overload_set.value]
// CHECK:STDOUT: %C.foo.decl: %C.foo.type = fn_decl @C.foo [concrete = constants.%C.foo] {} {}
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %Cpp.ref.loc8: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %C.ref.loc8_6: type = name_ref C, imports.%C.decl [concrete = constants.%C]
// CHECK:STDOUT: %C.ref.loc8_8: %C.C.cpp_overload_set.type = name_ref C, imports.%C.C.cpp_overload_set.value [concrete = constants.%C.C.cpp_overload_set.value]
// CHECK:STDOUT: %.loc8_11.1: ref %C = temporary_storage
// CHECK:STDOUT: %addr.loc8_11.1: %ptr.d9e = addr_of %.loc8_11.1
// CHECK:STDOUT: %C__carbon_thunk.call: init %empty_tuple.type = call imports.%C__carbon_thunk.decl(%addr.loc8_11.1)
// CHECK:STDOUT: %.loc8_11.2: init %C = in_place_init %C__carbon_thunk.call, %.loc8_11.1
// CHECK:STDOUT: %.loc8_11.3: ref %C = temporary %.loc8_11.1, %.loc8_11.2
// CHECK:STDOUT: %Cpp.ref.loc9: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %C.ref.loc9: type = name_ref C, imports.%C.decl [concrete = constants.%C]
// CHECK:STDOUT: %foo.ref: %C.foo.cpp_overload_set.type = name_ref foo, imports.%C.foo.cpp_overload_set.value [concrete = constants.%C.foo.cpp_overload_set.value]
// CHECK:STDOUT: %C.foo.call: init %empty_tuple.type = call imports.%C.foo.decl()
// CHECK:STDOUT: %facet_value: %type_where = facet_value constants.%C, () [concrete = constants.%facet_value]
// CHECK:STDOUT: %.loc8_11.4: %type_where = converted constants.%C, %facet_value [concrete = constants.%facet_value]
// 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.841
// 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: %addr.loc8_11.2: %ptr.d9e = addr_of %.loc8_11.3
// CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method(%addr.loc8_11.2)
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: --- import_base_class_public.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [concrete]
// CHECK:STDOUT: %DerivedPublic: type = class_type @DerivedPublic [concrete]
// CHECK:STDOUT: %DerivedPublic.foo.cpp_overload_set.type: type = cpp_overload_set_type @DerivedPublic.foo.cpp_overload_set [concrete]
// CHECK:STDOUT: %DerivedPublic.foo.cpp_overload_set.value: %DerivedPublic.foo.cpp_overload_set.type = cpp_overload_set_value @DerivedPublic.foo.cpp_overload_set [concrete]
// CHECK:STDOUT: %Base.foo.type: type = fn_type @Base.foo [concrete]
// CHECK:STDOUT: %Base.foo: %Base.foo.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
// CHECK:STDOUT: .DerivedPublic = %DerivedPublic.decl
// CHECK:STDOUT: import Cpp//...
// CHECK:STDOUT: }
// CHECK:STDOUT: %DerivedPublic.decl: type = class_decl @DerivedPublic [concrete = constants.%DerivedPublic] {} {}
// CHECK:STDOUT: %DerivedPublic.foo.cpp_overload_set.value: %DerivedPublic.foo.cpp_overload_set.type = cpp_overload_set_value @DerivedPublic.foo.cpp_overload_set [concrete = constants.%DerivedPublic.foo.cpp_overload_set.value]
// CHECK:STDOUT: %Base.foo.decl: %Base.foo.type = fn_decl @Base.foo [concrete = constants.%Base.foo] {} {}
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %Cpp.ref: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
// CHECK:STDOUT: %DerivedPublic.ref: type = name_ref DerivedPublic, imports.%DerivedPublic.decl [concrete = constants.%DerivedPublic]
// CHECK:STDOUT: %foo.ref: %DerivedPublic.foo.cpp_overload_set.type = name_ref foo, imports.%DerivedPublic.foo.cpp_overload_set.value [concrete = constants.%DerivedPublic.foo.cpp_overload_set.value]
// CHECK:STDOUT: %Base.foo.call: init %empty_tuple.type = call imports.%Base.foo.decl()
// CHECK:STDOUT: <elided>
// CHECK:STDOUT: }
// CHECK:STDOUT: