carbon-lang/toolchain/check/testdata/tuples/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

var x: () = ();
var y: () = x;

// CHECK:STDOUT: constants {
// CHECK:STDOUT:   %.loc7: type = tuple_type ()
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file "empty.carbon" {
// CHECK:STDOUT:   %.loc7_9.1: () = tuple_literal ()
// CHECK:STDOUT:   %.loc7_9.2: type = converted %.loc7_9.1, constants.%.loc7
// CHECK:STDOUT:   %x.var: ref () = var x
// CHECK:STDOUT:   %x: ref () = bind_name x, %x.var
// CHECK:STDOUT:   %.loc7_14.1: () = tuple_literal ()
// CHECK:STDOUT:   %.loc7_14.2: init () = tuple_init () to %x.var
// CHECK:STDOUT:   %.loc7_14.3: init () = converted %.loc7_14.1, %.loc7_14.2
// CHECK:STDOUT:   assign %x.var, %.loc7_14.3
// CHECK:STDOUT:   %.loc8_9: () = tuple_literal ()
// CHECK:STDOUT:   %.loc7_9.3: type = converted %.loc8_9, constants.%.loc7
// CHECK:STDOUT:   %y.var: ref () = var y
// CHECK:STDOUT:   %y: ref () = bind_name y, %y.var
// CHECK:STDOUT:   %x.ref: ref () = name_reference x, %x
// CHECK:STDOUT:   %.loc8_13.1: init () = tuple_init () to %y.var
// CHECK:STDOUT:   %.loc8_13.2: init () = converted %x.ref, %.loc8_13.1
// CHECK:STDOUT:   assign %y.var, %.loc8_13.2
// CHECK:STDOUT: }