carbon-lang/toolchain/semantics/testdata/function/call/empty_tuple.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
// CHECK:STDOUT: cross_reference_irs_size: 1
// CHECK:STDOUT: functions: [
// CHECK:STDOUT:   {name: str0, param_refs: block2, return_type: type0, body: {block4}}},
// CHECK:STDOUT:   {name: str2, param_refs: block0, body: {block5}}},
// CHECK:STDOUT: ]
// CHECK:STDOUT: integer_literals: [
// CHECK:STDOUT: ]
// CHECK:STDOUT: real_literals: [
// CHECK:STDOUT: ]
// CHECK:STDOUT: strings: [
// CHECK:STDOUT:   Echo,
// CHECK:STDOUT:   a,
// CHECK:STDOUT:   Main,
// CHECK:STDOUT: ]
// CHECK:STDOUT: types: [
// CHECK:STDOUT:   node+0,
// CHECK:STDOUT: ]
// CHECK:STDOUT: type_blocks: [
// CHECK:STDOUT:   [
// CHECK:STDOUT:   ],
// CHECK:STDOUT: ]
// CHECK:STDOUT: nodes: [
// CHECK:STDOUT:   {kind: TupleType, arg0: typeBlock0, type: typeTypeType},
// CHECK:STDOUT:   {kind: TupleValue, arg0: block0, type: type0},
// CHECK:STDOUT:   {kind: VarStorage, type: type0},
// CHECK:STDOUT:   {kind: BindName, arg0: str1, arg1: node+2, type: type0},
// CHECK:STDOUT:   {kind: TupleValue, arg0: block0, type: type0},
// CHECK:STDOUT:   {kind: FunctionDeclaration, arg0: function0},
// CHECK:STDOUT:   {kind: ReturnExpression, arg0: node+2},
// CHECK:STDOUT:   {kind: FunctionDeclaration, arg0: function1},
// CHECK:STDOUT:   {kind: TupleValue, arg0: block0, type: type0},
// CHECK:STDOUT:   {kind: StubReference, arg0: node+8, type: type0},
// CHECK:STDOUT:   {kind: Call, arg0: block6, arg1: function0, type: type0},
// CHECK:STDOUT:   {kind: Return},
// CHECK:STDOUT: ]
// CHECK:STDOUT: node_blocks: [
// CHECK:STDOUT:   [
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+0,
// CHECK:STDOUT:     node+1,
// CHECK:STDOUT:     node+2,
// CHECK:STDOUT:     node+3,
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+3,
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+4,
// CHECK:STDOUT:     node+5,
// CHECK:STDOUT:     node+7,
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+6,
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+8,
// CHECK:STDOUT:     node+9,
// CHECK:STDOUT:     node+10,
// CHECK:STDOUT:     node+11,
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+9,
// CHECK:STDOUT:   ],
// CHECK:STDOUT: ]

fn Echo(a: ()) -> () {
  return a;
}

fn Main() {
  Echo(());
}