TEST=unittests
R=mstarzinger@chromium.org, dcarney@chromium.org
Review URL: https://codereview.chromium.org/
838263006
Cr-Commit-Position: refs/heads/master@{#26080}
// We need to distinguish the minus zero value and this cannot be
// done after conversion to int. Doing this by comparing bit
// patterns is faster than using fpclassify() et al.
- if (IsMinusZero(value)) return NewHeapNumber(-0.0, IMMUTABLE, pretenure);
+ if (IsMinusZero(value)) return minus_zero_value();
int int_value = FastD2IChecked(value);
if (value == int_value && Smi::IsValid(int_value)) {
--- /dev/null
+// Copyright 2015 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.
+
+#include "src/factory.h"
+#include "src/handles-inl.h"
+#include "test/unittests/test-utils.h"
+
+namespace v8 {
+namespace internal {
+
+typedef TestWithIsolate FactoryTest;
+
+
+TEST_F(FactoryTest, NewNumberWithMinusZero) {
+ Handle<Object> minus_zero_value = factory()->minus_zero_value();
+ EXPECT_TRUE(minus_zero_value.is_identical_to(factory()->NewNumber(-0.0)));
+}
+
+} // namespace internal
+} // namespace v8
'compiler/simplified-operator-unittest.cc',
'compiler/value-numbering-reducer-unittest.cc',
'compiler/zone-pool-unittest.cc',
+ 'factory-unittest.cc',
'libplatform/default-platform-unittest.cc',
'libplatform/task-queue-unittest.cc',
'libplatform/worker-thread-unittest.cc',