RFR(M): 8054478 C2: Incorrectly compiled char[] array access crashes JVM

Vladimir Kozlov vladimir.kozlov at oracle.com
Thu Nov 6 20:30:30 UTC 2014

register_new_node() place/map a node into corresponding loop body. That 
is what is missing. Also calling _igvn.transform() here could be 
dangerous during this graph transformation.


On 11/6/14 11:14 AM, Roland Westrelin wrote:
>> loopTransform.cpp
>> insert_castii_before_loop() --> cast_incr_before_loop()
>> You missed registration of new CastII nodes - register_new_node().
> Actually I don’t understand why there’s a need for the register_new_node() call on the CastII nodes since I already _igvn.transform() them.
> Roland.

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