carbon-lang/toolchain/semantics/testdata/index/fail_empty_tuple_access.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

fn F() {}

fn Run() {
  // CHECK:STDERR: fail_empty_tuple_access.carbon:[[@LINE+3]]:8: Index `0` is past the end of `() as type`.
  // CHECK:STDERR:   F()[0];
  // CHECK:STDERR:        ^
  F()[0];
}

// CHECK:STDOUT: cross_reference_irs_size: 1
// CHECK:STDOUT: functions: [
// CHECK:STDOUT:   {name: str0, param_refs: block0, body: [block2]},
// CHECK:STDOUT:   {name: str1, param_refs: block0, body: [block3]},
// CHECK:STDOUT: ]
// CHECK:STDOUT: integer_literals: [
// CHECK:STDOUT:   0,
// CHECK:STDOUT: ]
// CHECK:STDOUT: real_literals: [
// CHECK:STDOUT: ]
// CHECK:STDOUT: strings: [
// CHECK:STDOUT:   F,
// CHECK:STDOUT:   Run,
// CHECK:STDOUT: ]
// CHECK:STDOUT: types: [
// CHECK:STDOUT:   node+3,
// CHECK:STDOUT:   nodeIntegerType,
// CHECK:STDOUT: ]
// CHECK:STDOUT: type_blocks: [
// CHECK:STDOUT:   [
// CHECK:STDOUT:   ],
// CHECK:STDOUT: ]
// CHECK:STDOUT: nodes: [
// CHECK:STDOUT:   {kind: FunctionDeclaration, arg0: function0},
// CHECK:STDOUT:   {kind: Return},
// CHECK:STDOUT:   {kind: FunctionDeclaration, arg0: function1},
// CHECK:STDOUT:   {kind: TupleType, arg0: typeBlock0, type: typeTypeType},
// CHECK:STDOUT:   {kind: Call, arg0: block0, arg1: function0, type: type0},
// CHECK:STDOUT:   {kind: IntegerLiteral, arg0: int0, type: type1},
// CHECK:STDOUT:   {kind: MaterializeTemporary, type: type0},
// CHECK:STDOUT:   {kind: TupleIndex, arg0: node+6, arg1: nodeError, type: typeError},
// CHECK:STDOUT:   {kind: Return},
// CHECK:STDOUT: ]
// CHECK:STDOUT: node_blocks: [
// CHECK:STDOUT:   [
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+0,
// CHECK:STDOUT:     node+2,
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+1,
// CHECK:STDOUT:   ],
// CHECK:STDOUT:   [
// CHECK:STDOUT:     node+3,
// CHECK:STDOUT:     node+4,
// CHECK:STDOUT:     node+5,
// CHECK:STDOUT:     node+6,
// CHECK:STDOUT:     node+7,
// CHECK:STDOUT:     node+8,
// CHECK:STDOUT:   ],
// CHECK:STDOUT: ]
// CHECK:STDOUT:
// CHECK:STDOUT: package {
// CHECK:STDOUT:   %.loc7 = fn_decl @F
// CHECK:STDOUT:   %.loc9 = fn_decl @Run
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @F() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   return
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: fn @Run() {
// CHECK:STDOUT: !entry:
// CHECK:STDOUT:   %.loc13_4.1: type = tuple_type ()
// CHECK:STDOUT:   %.loc13_4.2: () = call @F()
// CHECK:STDOUT:   %.loc13_7: i32 = int_literal 0
// CHECK:STDOUT:   %.loc13_4.3: () = materialize_temporary
// CHECK:STDOUT:   %.loc13_8: <error> = tuple_index %.loc13_4.3, <error>
// CHECK:STDOUT:   return
// CHECK:STDOUT: }