text: // Copyright 2020 the V8 project authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  // Flags: --experimental-wasm-simd
  
  load('test/mjsunit/wasm/wasm-module-builder.js');
  
  const builder = new WasmModuleBuilder();
  builder.addMemory(16, 32, false);
  builder.addType(makeSig([], [kWasmI32]));
  // Generate function 1 (out of 1).
  builder.addFunction(undefined, 0 /* sig */)
    .addBodyWithEnd([
  // signature: i_v
  // body:
  kExprI32Const, 0x00,  // i32.const
  kSimdPrefix, kExprS128Load8x8U, 0x03, 0xff, 0xff, 0x3f,  // i16x8.load8x8_u
  kSimdPrefix, kExprI16x8ExtractLaneS, 0,
  kExprEnd,  // end @371
  ]).exportAs('main');
  const instance = builder.instantiate();
  assertTraps(kTrapMemOutOfBounds, () => instance.exports.main());
  