JDK-6373696 : Regression: test jit/common/misctests/whet fails with 1.4.2_11b02 but passes with 1.4.2_11b01
Type:Bug
Component:hotspot
Sub-Component:compiler
Affected Version:1.4.2_11
Priority:P2
Status:Resolved
Resolution:Fixed
OS:generic
CPU:x86
Submitted:2006-01-18
Updated:2010-04-03
Resolved:2006-01-27
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Unresolved : Release in which this issue/RFE will be addressed. Resolved: Release in which this issue/RFE has been resolved. Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
This test (jit/common/misctests/whet) has started failing with 1.4.2_11b02 at least under WinXP Pro and RHEL4.0AS. With previous builds it passed.
Comments
EVALUATION
Stack as follows:
AddINode::Ideal
PhaseIterGVN::transform_old
PhaseIterGVN::transform
SubINode::Ideal
PhaseIterGVN::transform_old
PhaseIterGVN::transform
repeat forever cause the stackoverflow.
(from Yumin Qi)
Identified as a duplicate of the following 2 bugs: 5035395, 5064230
by Vladimir Kozlov.
I backported the fixes , tested by Abhijit, does appear to fix problem.