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be487bbeda32f4fa99c616fc28999c8778149f32
carbon-lang/toolchain/check/testdata/interface/fail_member_lookup.carbon
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Jon Ross-Perkins be487bbeda Use declaration locations for formatting entities (#5799) 
This is just trying to address the location TODO.
2025-07-14 23:27:03 +00:00

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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/convert.carbon
// TODO: Add ranges and switch to "--dump-sem-ir-ranges=only".
// EXTRA-ARGS: --dump-sem-ir-ranges=if-present
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/interface/fail_member_lookup.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/interface/fail_member_lookup.carbon
// --- fail_member_lookup.carbon
library "[[@TEST_NAME]]";
interface Interface {
fn F();
let T:! type;
}
fn F() {
// CHECK:STDERR: fail_member_lookup.carbon:[[@LINE+4]]:3: error: value of type `<associated entity in Interface>` is not callable [CallToNonCallable]
// CHECK:STDERR: Interface.F();
// CHECK:STDERR: ^~~~~~~~~~~~~
// CHECK:STDERR:
Interface.F();
// CHECK:STDERR: fail_member_lookup.carbon:[[@LINE+7]]:10: error: cannot implicitly convert non-type value of type `<associated entity in Interface>` to `type` [ConversionFailureNonTypeToFacet]
// CHECK:STDERR: var v: Interface.T;
// CHECK:STDERR: ^~~~~~~~~~~
// CHECK:STDERR: fail_member_lookup.carbon:[[@LINE+4]]:10: note: type `<associated entity in Interface>` does not implement interface `Core.ImplicitAs(type)` [MissingImplInMemberAccessNote]
// CHECK:STDERR: var v: Interface.T;
// CHECK:STDERR: ^~~~~~~~~~~
// CHECK:STDERR:
var v: Interface.T;
}
interface Different {}
// CHECK:STDERR: fail_member_lookup.carbon:[[@LINE+4]]:24: error: cannot convert type `U` that implements `Different` into type implementing `Interface` [ConversionFailureFacetToFacet]
// CHECK:STDERR: fn G(U:! Different) -> U.(Interface.T);
// CHECK:STDERR: ^~~~~~~~~~~~~~~
// CHECK:STDERR:
fn G(U:! Different) -> U.(Interface.T);
// CHECK:STDOUT: --- fail_member_lookup.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %Interface.type: type = facet_type <@Interface> [concrete]
// CHECK:STDOUT: %Self.719: %Interface.type = bind_symbolic_name Self, 0 [symbolic]
// CHECK:STDOUT: %F.type.1ad: type = fn_type @F.loc4 [concrete]
// CHECK:STDOUT: %F.5d3: %F.type.1ad = struct_value () [concrete]
// CHECK:STDOUT: %Interface.assoc_type: type = assoc_entity_type @Interface [concrete]
// CHECK:STDOUT: %assoc0.b4c: %Interface.assoc_type = assoc_entity element0, @Interface.%F.decl [concrete]
// CHECK:STDOUT: %assoc1: %Interface.assoc_type = assoc_entity element1, @Interface.%T [concrete]
// CHECK:STDOUT: %F.type.b25: type = fn_type @F.loc9 [concrete]
// CHECK:STDOUT: %F.c41: %F.type.b25 = struct_value () [concrete]
// CHECK:STDOUT: %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
// CHECK:STDOUT: %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
// CHECK:STDOUT: %Destroy.type: type = facet_type <@Destroy> [concrete]
// CHECK:STDOUT: %Different.type: type = facet_type <@Different> [concrete]
// CHECK:STDOUT: %Self.e7f: %Different.type = bind_symbolic_name Self, 0 [symbolic]
// CHECK:STDOUT: %U: %Different.type = bind_symbolic_name U, 0 [symbolic]
// CHECK:STDOUT: %pattern_type.855: type = pattern_type %Different.type [concrete]
// CHECK:STDOUT: %G.type: type = fn_type @G [concrete]
// CHECK:STDOUT: %G: %G.type = struct_value () [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [concrete] {
// CHECK:STDOUT: .ImplicitAs = %Core.ImplicitAs
// CHECK:STDOUT: .Destroy = %Core.Destroy
// CHECK:STDOUT: import Core//prelude
// CHECK:STDOUT: import Core//prelude/...
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/parts/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
// CHECK:STDOUT: %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace [concrete] {
// CHECK:STDOUT: .Core = imports.%Core
// CHECK:STDOUT: .Interface = %Interface.decl
// CHECK:STDOUT: .F = %F.decl
// CHECK:STDOUT: .Different = %Different.decl
// CHECK:STDOUT: .G = %G.decl
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core.import = import Core
// CHECK:STDOUT: %Interface.decl: type = interface_decl @Interface [concrete = constants.%Interface.type] {} {}
// CHECK:STDOUT: %F.decl: %F.type.b25 = fn_decl @F.loc9 [concrete = constants.%F.c41] {} {}
// CHECK:STDOUT: %Different.decl: type = interface_decl @Different [concrete = constants.%Different.type] {} {}
// CHECK:STDOUT: %G.decl: %G.type = fn_decl @G [concrete = constants.%G] {
// CHECK:STDOUT: %U.patt: %pattern_type.855 = symbolic_binding_pattern U, 0 [concrete]
// CHECK:STDOUT: %return.patt: <error> = return_slot_pattern [concrete]
// CHECK:STDOUT: %return.param_patt: <error> = out_param_pattern %return.patt, call_param0 [concrete]
// CHECK:STDOUT: } {
// CHECK:STDOUT: %U.ref: %Different.type = name_ref U, %U.loc32_6.1 [symbolic = %U.loc32_6.2 (constants.%U)]
// CHECK:STDOUT: %Interface.ref: type = name_ref Interface, file.%Interface.decl [concrete = constants.%Interface.type]
// CHECK:STDOUT: %T.ref: %Interface.assoc_type = name_ref T, @T.%assoc1 [concrete = constants.%assoc1]
// CHECK:STDOUT: %Different.ref: type = name_ref Different, file.%Different.decl [concrete = constants.%Different.type]
// CHECK:STDOUT: %U.loc32_6.1: %Different.type = bind_symbolic_name U, 0 [symbolic = %U.loc32_6.2 (constants.%U)]
// CHECK:STDOUT: %return.param: ref <error> = out_param call_param0
// CHECK:STDOUT: %return: ref <error> = return_slot %return.param
// CHECK:STDOUT: }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: interface @Interface {
// CHECK:STDOUT: %Self: %Interface.type = bind_symbolic_name Self, 0 [symbolic = constants.%Self.719]
// CHECK:STDOUT: %F.decl: %F.type.1ad = fn_decl @F.loc4 [concrete = constants.%F.5d3] {} {}
// CHECK:STDOUT: %assoc0: %Interface.assoc_type = assoc_entity element0, %F.decl [concrete = constants.%assoc0.b4c]
// CHECK:STDOUT: %T: type = assoc_const_decl @T [concrete] {
// CHECK:STDOUT: %assoc1: %Interface.assoc_type = assoc_entity element1, @Interface.%T [concrete = constants.%assoc1]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT: .Self = %Self
// CHECK:STDOUT: .F = %assoc0
// CHECK:STDOUT: .T = @T.%assoc1
// CHECK:STDOUT: witness = (%F.decl, %T)
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: interface @Different {
// CHECK:STDOUT: %Self: %Different.type = bind_symbolic_name Self, 0 [symbolic = constants.%Self.e7f]
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT: .Self = %Self
// CHECK:STDOUT: witness = ()
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic assoc_const @T(@Interface.%Self: %Interface.type) {
// CHECK:STDOUT: assoc_const T:! type;
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic fn @F.loc4(@Interface.%Self: %Interface.type) {
// CHECK:STDOUT: fn();
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F.loc9() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT: %Interface.ref.loc14: type = name_ref Interface, file.%Interface.decl [concrete = constants.%Interface.type]
// CHECK:STDOUT: %F.ref: %Interface.assoc_type = name_ref F, @Interface.%assoc0 [concrete = constants.%assoc0.b4c]
// CHECK:STDOUT: name_binding_decl {
// CHECK:STDOUT: %v.patt: <error> = binding_pattern v [concrete]
// CHECK:STDOUT: %v.var_patt: <error> = var_pattern %v.patt [concrete]
// CHECK:STDOUT: }
// CHECK:STDOUT: %v.var: ref <error> = var %v.var_patt [concrete = <error>]
// CHECK:STDOUT: %.1: <error> = splice_block <error> [concrete = <error>] {
// CHECK:STDOUT: %Interface.ref.loc23: type = name_ref Interface, file.%Interface.decl [concrete = constants.%Interface.type]
// CHECK:STDOUT: %T.ref: %Interface.assoc_type = name_ref T, @T.%assoc1 [concrete = constants.%assoc1]
// CHECK:STDOUT: %.loc23: type = converted %T.ref, <error> [concrete = <error>]
// CHECK:STDOUT: }
// CHECK:STDOUT: %v: <error> = bind_name v, <error> [concrete = <error>]
// CHECK:STDOUT: return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: generic fn @G(%U.loc32_6.1: %Different.type) {
// CHECK:STDOUT: %U.loc32_6.2: %Different.type = bind_symbolic_name U, 0 [symbolic = %U.loc32_6.2 (constants.%U)]
// CHECK:STDOUT:
// CHECK:STDOUT: fn() -> <error>;
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: specific @F.loc4(constants.%Self.719) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @T(constants.%Self.719) {}
// CHECK:STDOUT:
// CHECK:STDOUT: specific @G(constants.%U) {
// CHECK:STDOUT: %U.loc32_6.2 => constants.%U
// CHECK:STDOUT: }
// CHECK:STDOUT:
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