See attached python source code.

In Merlin b50 HotSpot server for heigher number of iterations crashes.

% ./jpython testgenericSQL.py
java version "1.4.0-beta"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.0-beta-b52)
Java HotSpot(TM) Server VM (build 1.4beta-B52, mixed mode)

calling 50000 updates:

Unexpected Signal : 11 occurred at PC=0xfe177244
Function name=JVM_GetCPClassNameUTF
Library=/usr/local/java/jdk1.4/solsparc/jre/lib/sparc/server/libjvm.so

Current Java thread:

Dynamic libraries:
0x10000 /usr/local/java/jdk1.4/solsparc/jre/bin/../bin/sparc/native_threads/java
0xff360000 /usr/lib/libthread.so.1
0xff3a0000 /usr/lib/libdl.so.1
0xff280000 /usr/lib/libc.so.1
0xff270000 /usr/platform/SUNW,Ultra-60/lib/libc_psr.so.1
0xfe000000 /usr/local/java/jdk1.4/solsparc/jre/lib/sparc/server/libjvm.so
0xff210000 /usr/lib/libCrun.so.1
0xff1f0000 /usr/lib/libsocket.so.1
0xff100000 /usr/lib/libnsl.so.1
0xff0d0000 /usr/lib/libm.so.1
0xff240000 /usr/lib/libw.so.1
0xff0b0000 /usr/lib/libmp.so.2
0xff090000 /usr/local/java/jdk1.4/solsparc/jre/lib/sparc/native_threads/libhpi.so
0xff060000 /usr/local/java/jdk1.4/solsparc/jre/lib/sparc/libverify.so
0xff020000 /usr/local/java/jdk1.4/solsparc/jre/lib/sparc/libjava.so
0xfe7e0000 /usr/local/java/jdk1.4/solsparc/jre/lib/sparc/libzip.so

Local Time = Thu Feb 15 19:34:15 2001
Elapsed Time = 15
#
# HotSpot Virtual Machine Error : 11
# Error ID : 4F530E43505002C3 01
# Please report this error at
# http://java.sun.com/cgi-bin/bugreport.cgi
#
# Java VM: Java HotSpot(TM) Server VM (1.4beta-B52 mixed mode)
#
# An error report file has been saved as hs_err_pid22519.log.
# Please refer to the file for further information.
#
Abort

Steps to Reproduce:
Install Jython 2.0 (http://www.jython.org) and run with testgenericSQL.py

Side note (bug): for lower values of i, c1 performance is better than c2.