JDK-8072016 : Array copy may cause infinite cycle of deoptimization/compilation
  • Type: Bug
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 9
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2015-01-30
  • Updated: 2015-06-03
  • Resolved: 2015-02-11
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JDK 9
9 b52Fixed
Related Reports
Relates :  
Description
LibraryCallKit::inline_arraycopy() checks if we've seen too many traps at current method/bytecode but in case of tightly couples allocation we record the trap at the method/bci of the allocation.
Comments
ILW=Could kill performance, never observed, turn off optimization of method=HLM=P3
04-02-2015