carbon-lang/toolchain/check/testdata/class/fail_unbound_field.carbon

// 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
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/class/fail_unbound_field.carbon
// TIP: To dump output, run:
// TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/fail_unbound_field.carbon

class Class {
  var field: i32;
  fn F() -> i32 {
    // CHECK:STDERR: fail_unbound_field.carbon:[[@LINE+4]]:12: error: expression cannot be used as a value
    // CHECK:STDERR:     return field;
    // CHECK:STDERR:            ^~~~~
    // CHECK:STDERR:
    return field;
  }
}

fn G() -> i32 {
  // CHECK:STDERR: fail_unbound_field.carbon:[[@LINE+3]]:10: error: expression cannot be used as a value
  // CHECK:STDERR:   return Class.field;
  // CHECK:STDERR:          ^~~~~~~~~~~
  return Class.field;
}

// CHECK:STDOUT: --- fail_unbound_field.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %Class: type = class_type @Class [template]
// CHECK:STDOUT:   %Int32.type: type = fn_type @Int32 [template]
// CHECK:STDOUT:   %.1: type = tuple_type () [template]
// CHECK:STDOUT:   %Int32: %Int32.type = struct_value () [template]
// CHECK:STDOUT:   %.2: type = unbound_element_type %Class, i32 [template]
// CHECK:STDOUT:   %F.type: type = fn_type @F [template]
// CHECK:STDOUT:   %F: %F.type = struct_value () [template]
// CHECK:STDOUT:   %.3: type = struct_type {.field: i32} [template]
// CHECK:STDOUT:   %.4: <witness> = complete_type_witness %.3 [template]
// CHECK:STDOUT:   %G.type: type = fn_type @G [template]
// CHECK:STDOUT:   %G: %G.type = struct_value () [template]
// CHECK:STDOUT:   %.5: type = ptr_type %.3 [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: imports {
// CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
// CHECK:STDOUT:     .Int32 = %import_ref
// CHECK:STDOUT:     import Core//prelude
// CHECK:STDOUT:     import Core//prelude/operators
// CHECK:STDOUT:     import Core//prelude/types
// CHECK:STDOUT:     import Core//prelude/operators/arithmetic
// CHECK:STDOUT:     import Core//prelude/operators/as
// CHECK:STDOUT:     import Core//prelude/operators/bitwise
// CHECK:STDOUT:     import Core//prelude/operators/comparison
// CHECK:STDOUT:     import Core//prelude/types/bool
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %import_ref: %Int32.type = import_ref Core//prelude/types, inst+4, loaded [template = constants.%Int32]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .Core = imports.%Core
// CHECK:STDOUT:     .Class = %Class.decl
// CHECK:STDOUT:     .G = %G.decl
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core.import = import Core
// CHECK:STDOUT:   %Class.decl: type = class_decl @Class [template = constants.%Class] {} {}
// CHECK:STDOUT:   %G.decl: %G.type = fn_decl @G [template = constants.%G] {} {
// CHECK:STDOUT:     %int.make_type_32: init type = call constants.%Int32() [template = i32]
// CHECK:STDOUT:     %.loc22_11.1: type = value_of_initializer %int.make_type_32 [template = i32]
// CHECK:STDOUT:     %.loc22_11.2: type = converted %int.make_type_32, %.loc22_11.1 [template = i32]
// CHECK:STDOUT:     %return: ref i32 = var <return slot>
// CHECK:STDOUT:   }
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: class @Class {
// CHECK:STDOUT:   %int.make_type_32: init type = call constants.%Int32() [template = i32]
// CHECK:STDOUT:   %.loc12_14.1: type = value_of_initializer %int.make_type_32 [template = i32]
// CHECK:STDOUT:   %.loc12_14.2: type = converted %int.make_type_32, %.loc12_14.1 [template = i32]
// CHECK:STDOUT:   %.loc12_12: %.2 = field_decl field, element0 [template]
// CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [template = constants.%F] {} {
// CHECK:STDOUT:     %int.make_type_32: init type = call constants.%Int32() [template = i32]
// CHECK:STDOUT:     %.loc13_13.1: type = value_of_initializer %int.make_type_32 [template = i32]
// CHECK:STDOUT:     %.loc13_13.2: type = converted %int.make_type_32, %.loc13_13.1 [template = i32]
// CHECK:STDOUT:     %return: ref i32 = var <return slot>
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %.loc20: <witness> = complete_type_witness %.3 [template = constants.%.4]
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT:   .Self = constants.%Class
// CHECK:STDOUT:   .field = %.loc12_12
// CHECK:STDOUT:   .F = %F.decl
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Int32() -> type = "int.make_type_32";
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F() -> i32 {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %field.ref: %.2 = name_ref field, @Class.%.loc12_12 [template = @Class.%.loc12_12]
// CHECK:STDOUT:   return <error>
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @G() -> i32 {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %Class.ref: type = name_ref Class, file.%Class.decl [template = constants.%Class]
// CHECK:STDOUT:   %field.ref: %.2 = name_ref field, @Class.%.loc12_12 [template = @Class.%.loc12_12]
// CHECK:STDOUT:   return <error>
// CHECK:STDOUT: }
// CHECK:STDOUT: