test/mjsunit/regress/regress-1145.js

// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
//       copyright notice, this list of conditions and the following
//       disclaimer in the documentation and/or other materials provided
//       with the distribution.
//     * Neither the name of Google Inc. nor the names of its
//       contributors may be used to endorse or promote products derived
//       from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// Flags: --opt-eagerly --debug-code --lazy

// See: http://code.google.com/p/v8/issues/detail?id=1145
// Should not throw a syntax error exception (change this if we make lazily
// compiled functions with syntax errors into early errors).
// Should not hit an assertion in debug mode.

// A lazily compiled function with a syntax error that is attempted inlined
// would set a pending exception that is then ignored (until it triggers
// an assert).
// This file must be at least 1024 bytes long to trigger lazy compilation.

function f() { return 1; }

// Must be lazy. Must throw SyntaxError during compilation.
function fail() { continue; }

function opt_me() {
  var x = 1;
  // Do lots of function calls and hope to be optimized.
  for (var i = 0; i < 1000000; i++) {
    x = f();
  }
  if (x == 0) fail();  // Hope to be inlined during optimization.
}

opt_me();