v8/test/mjsunit/regress/regress-wasm-crbug-618602.js
bradnelson c5856779eb [wasm] Forbid sign mismatch in asm typer.
asm.js forbids mixing signed and unsigned % or /.
We had been allowing these.

Fixes crash.

BUG=618602
BUG=v8:4203
R=aseemgarg@chromium.org

Review-Url: https://codereview.chromium.org/2107683002
Cr-Commit-Position: refs/heads/master@{#37350}
2016-06-28 21:01:36 +00:00

18 lines
459 B
JavaScript

// Copyright 2016 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: --expose-wasm
function __f_1() {
'use asm';
function __f_3() {
var __v_11 = 1, __v_10 = 0, __v_12 = 0;
__v_12 = (__v_10 | 12) % 4294967295 | -1073741824;
}
return { __f_3: __f_3 };
}
assertThrows(function() {
Wasm.instantiateModuleFromAsm(__f_1.toString());
});