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Bug ID: 6812721
Votes 0
Synopsis Block's frequency should not be NaN
Category hotspot:compiler2
Reported Against
Release Fixed hs15(b03), hs14(b12) (Bug ID:2173805) , 6u14(b03) (Bug ID:2174075) , 7(b51) (Bug ID:2174468)
State 10-Fix Delivered, bug
Priority: 3-Medium
Related Bugs 6784930
Submit Date 04-MAR-2009
Description
Calculated block's frequency could be NaN which can cause all kind of problems in Register_Allocate and PhaseBlockLayout phases.
Specifically we hit  SEGV with HS14 VM on Solaris 8 in qsort() because edge_order() method returns incorrect value
for a block with NaN frequency.
Posted Date : 2009-03-04 02:06:07.0
Work Around
N/A
Evaluation
See description.
Posted Date : 2009-03-04 02:59:40.0

http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/19f25e603e7b
Posted Date : 2009-03-04 04:57:17.0
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