carbon-lang/toolchain/check/testdata/struct/fail_assign_empty.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/struct/fail_assign_empty.carbon
// TIP: To dump output, run:
// TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/struct/fail_assign_empty.carbon

// CHECK:STDERR: fail_assign_empty.carbon:[[@LINE+3]]:20: ERROR: Cannot initialize struct with 1 field(s) from struct with 0 field(s).
// CHECK:STDERR: var x: {.a: i32} = {};
// CHECK:STDERR:                    ^~
var x: {.a: i32} = {};

// CHECK:STDOUT: --- fail_assign_empty.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// 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 = struct_type {.a: i32} [template]
// CHECK:STDOUT:   %.3: type = struct_type {} [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT:   package: <namespace> = namespace [template] {
// CHECK:STDOUT:     .Core = %Core
// CHECK:STDOUT:     .x = %x
// CHECK:STDOUT:   }
// CHECK:STDOUT:   %Core: <namespace> = namespace [template] {}
// CHECK:STDOUT:   %import_ref: %Int32.type = import_ref ir3, inst+3, loaded [template = constants.%Int32]
// CHECK:STDOUT:   %int.make_type_32: init type = call constants.%Int32() [template = i32]
// CHECK:STDOUT:   %.loc14_13.1: type = value_of_initializer %int.make_type_32 [template = i32]
// CHECK:STDOUT:   %.loc14_13.2: type = converted %int.make_type_32, %.loc14_13.1 [template = i32]
// CHECK:STDOUT:   %.loc14_16: type = struct_type {.a: i32} [template = constants.%.2]
// CHECK:STDOUT:   %x.var: ref %.2 = var x
// CHECK:STDOUT:   %x: ref %.2 = bind_name x, %x.var
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Int32() -> type = "int.make_type_32";
// CHECK:STDOUT:
// CHECK:STDOUT: fn @__global_init() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %.loc14: %.3 = struct_literal ()
// CHECK:STDOUT:   assign file.%x.var, <error>
// CHECK:STDOUT:   return
// CHECK:STDOUT: }
// CHECK:STDOUT: