Reviewers: ulan,
Description:
Add regression test case for issue 2025.
[email protected]
BUG=v8:2056
TEST=test/mjsunit/regress/regress-2056.js
Please review this at https://chromiumcodereview.appspot.com/10006004/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files:
A test/mjsunit/regress/regress-2056.js
Index: test/mjsunit/regress/regress-2056.js
diff --git a/test/mjsunit/regress/regress-2056.js
b/test/mjsunit/regress/regress-2056.js
new file mode 100644
index
0000000000000000000000000000000000000000..228ee15185f42362e6d44792ab3f6e94980bfd44
--- /dev/null
+++ b/test/mjsunit/regress/regress-2056.js
@@ -0,0 +1,71 @@
+// 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: --allow-natives-syntax
+
+var cases = [
+ [0.0, 0.0, 0.0, 0,0],
+ [undefined, 0.0, NaN, NaN],
+ [0.0, undefined, NaN, NaN],
+ [NaN, 0.0, NaN, NaN],
+ [0.0, NaN, NaN, NaN],
+ [-NaN, 0.0, NaN, NaN],
+ [0.0, -NaN, NaN, NaN],
+ [Infinity, 0.0, Infinity, 0.0],
+ [0.0, Infinity, Infinity, 0.0],
+ [-Infinity, 0.0, 0.0, -Infinity],
+ [0.0, -Infinity, 0.0, -Infinity]
+];
+
+function do_min(c, a, b) {
+ return Math.min(a, b);
+}
+
+function do_max(c, a, b) {
+ return Math.max(a, b);
+}
+
+// Make sure that non-crankshaft results match expectations.
+for (i = 0; i < cases.length; ++i) {
+ var c = cases[i];
+ assertEquals(c[3], do_min(c, c[0], c[1]));
+ assertEquals(c[2], do_max(c, c[0], c[1]));
+}
+
+// Make sure that crankshaft results match expectations.
+for (i = 0; i < cases.length; ++i) {
+ var c = cases[i];
+ %OptimizeFunctionOnNextCall(do_min);
+ %OptimizeFunctionOnNextCall(do_max);
+ assertEquals(c[3], do_min(c, c[0], c[1]));
+ assertEquals(c[2], do_max(c, c[0], c[1]));
+}
+
+
+
+
+
--
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