Revision: 20528
Author: [email protected]
Date: Mon Apr 7 08:04:25 2014 UTC
Log: Yet another regression test for range analysis.
BUG=v8:3204
LOG=y
[email protected]
Review URL: https://codereview.chromium.org/224723016
http://code.google.com/p/v8/source/detail?r=20528
Modified:
/branches/bleeding_edge/test/mjsunit/regress/regress-3204.js
=======================================
--- /branches/bleeding_edge/test/mjsunit/regress/regress-3204.js Fri Mar 14
09:54:26 2014 UTC
+++ /branches/bleeding_edge/test/mjsunit/regress/regress-3204.js Mon Apr 7
08:04:25 2014 UTC
@@ -4,6 +4,21 @@
// Flags: --allow-natives-syntax
+//
-----------------------------------------------------------------------------
+
+function SmiTaggingCanOverflow(x) {
+ x = x | 0;
+ if (x == 0) return;
+ return x;
+}
+
+SmiTaggingCanOverflow(2147483647);
+SmiTaggingCanOverflow(2147483647);
+%OptimizeFunctionOnNextCall(SmiTaggingCanOverflow);
+assertEquals(2147483647, SmiTaggingCanOverflow(2147483647));
+
+//
-----------------------------------------------------------------------------
+
function ModILeftCanBeNegative() {
var x = 0;
for (var i = -1; i < 0; ++i) x = i % 2;
@@ -14,6 +29,8 @@
%OptimizeFunctionOnNextCall(ModILeftCanBeNegative);
assertEquals(-1, ModILeftCanBeNegative());
+//
-----------------------------------------------------------------------------
+
function ModIRightCanBeZero() {
var x = 0;
for (var i = -1; i <= 0; ++i) x = (2 % i) | 0;
--
--
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