test/mjsunit/smi-ops.js - Issue 2848021: ARM: Fix bug introduced in 4783 (2.2.15) that caused the...

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Unified Diff: test/mjsunit/smi-ops.js

Issue 2848021: ARM: Fix bug introduced in 4783 (2.2.15) that caused the... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/

Patch Set: Created 10 years, 6 months ago

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Index: test/mjsunit/smi-ops.js

===================================================================

--- test/mjsunit/smi-ops.js (revision 4928)

+++ test/mjsunit/smi-ops.js (working copy)

@@ -685,3 +685,8 @@

assertEquals(24, LeftShiftThreeBy(35));

assertEquals(24, LeftShiftThreeBy(67));

assertEquals(24, LeftShiftThreeBy(-29));

+// Regression test for a bug in the ARM code generator. For some register

+// allocations we got the Smi overflow case wrong.

+function f(x, y) { return y + ( 1 << (x & 31)); }

+assertEquals(-2147483647, f(31, 1));

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