mirror of
https://github.com/tc39/test262.git
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7298a38552
sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
126 lines
3.3 KiB
JavaScript
126 lines
3.3 KiB
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax --opt
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(function() {
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function foo(x) {
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x = x >>> 0;
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var y = 0 - 2147483648;
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return x + y;
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}
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assertEquals(-2147483648, foo(0));
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assertEquals(0, foo(2147483648));
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assertEquals(2147483647, foo(4294967295));
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assertEquals(-2147483648, foo(0));
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assertEquals(0, foo(2147483648));
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assertEquals(2147483647, foo(4294967295));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(-2147483648, foo(0));
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assertEquals(0, foo(2147483648));
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assertEquals(2147483647, foo(4294967295));
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assertOptimized(foo);
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})();
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(function() {
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function foo(x) {
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x = x >>> 0;
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var y = 2147483648;
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return x - y;
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}
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assertEquals(-2147483648, foo(0));
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assertEquals(0, foo(2147483648));
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assertEquals(2147483647, foo(4294967295));
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assertEquals(-2147483648, foo(0));
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assertEquals(0, foo(2147483648));
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assertEquals(2147483647, foo(4294967295));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(-2147483648, foo(0));
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assertEquals(0, foo(2147483648));
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assertEquals(2147483647, foo(4294967295));
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assertOptimized(foo);
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})();
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(function() {
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function foo(x) {
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x = x | 0;
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var y = 2147483648;
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return x + y;
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}
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assertEquals(2147483648, foo(0));
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assertEquals(0, foo(-2147483648));
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assertEquals(4294967295, foo(2147483647));
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assertEquals(2147483648, foo(0));
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assertEquals(0, foo(-2147483648));
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assertEquals(4294967295, foo(2147483647));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(2147483648, foo(0));
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assertEquals(0, foo(-2147483648));
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assertEquals(4294967295, foo(2147483647));
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assertOptimized(foo);
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})();
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(function() {
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function foo(x) {
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x = x | 0;
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var y = 0 - 2147483648;
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return x - y;
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}
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assertEquals(2147483648, foo(0));
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assertEquals(0, foo(-2147483648));
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assertEquals(4294967295, foo(2147483647));
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assertEquals(2147483648, foo(0));
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assertEquals(0, foo(-2147483648));
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assertEquals(4294967295, foo(2147483647));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(2147483648, foo(0));
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assertEquals(0, foo(-2147483648));
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assertEquals(4294967295, foo(2147483647));
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assertOptimized(foo);
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})();
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(function() {
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function foo(x) {
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x = x | 0;
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var y = -0;
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return x + y;
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}
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assertEquals(2147483647, foo(2147483647));
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assertEquals(-2147483648, foo(-2147483648));
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assertEquals(0, foo(0));
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assertEquals(2147483647, foo(2147483647));
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assertEquals(-2147483648, foo(-2147483648));
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assertEquals(0, foo(0));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(2147483647, foo(2147483647));
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assertEquals(-2147483648, foo(-2147483648));
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assertEquals(0, foo(0));
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assertOptimized(foo);
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})();
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(function() {
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function foo(x) {
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var y = (x < 0) ? 4294967295 : 4294967296;
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var z = (x > 0) ? 2147483647 : 2147483648;
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return y - z;
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}
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assertEquals(2147483647, foo(-1));
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assertEquals(2147483648, foo(0));
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assertEquals(2147483649, foo(1));
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assertEquals(2147483647, foo(-1));
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assertEquals(2147483648, foo(0));
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assertEquals(2147483649, foo(1));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(2147483647, foo(-1));
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assertEquals(2147483648, foo(0));
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assertEquals(2147483649, foo(1));
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assertOptimized(foo);
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})();
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