1 files changed, 59 insertions, 0 deletions
diff --git a/src/3rdparty/v8/test/mjsunit/math-floor-negative.js b/src/3rdparty/v8/test/mjsunit/math-floor-negative.js
new file mode 100644
index 0000000..4cabff5
--- /dev/null
+++ b/src/3rdparty/v8/test/mjsunit/math-floor-negative.js
@@ -0,0 +1,59 @@
+// Copyright 2012 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: --noenable_sse4_1 --allow-natives-syntax
+
+function test1() {
+  // Trigger overflow when converting/truncating double to integer.
+  // Divide by 10 to avoid overflow when smi-tagging at the end.
+  return Math.floor(-100000000000.5) / 10;
+}
+
+function test2() {
+  // Trigger no overflow.
+  return Math.floor(-100.2);
+}
+
+function test3() {
+  // Trigger overflow when compensating by subtracting after compare.
+  // Divide by 10 to avoid overflow when smi-tagging at the end.
+  return Math.floor(-2147483648.1) / 10;
+}
+
+test1();
+test1();
+%OptimizeFunctionOnNextCall(test1);
+test2();
+test2();
+%OptimizeFunctionOnNextCall(test2);
+test3();
+test3();
+%OptimizeFunctionOnNextCall(test3);
+
+assertEquals(-10000000000.1, test1());
+assertEquals(-101, test2());
+assertEquals(-214748364.9, test3());