Version String:
---------------
java version "1.4.0-beta"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.0-beta-b46)
Java HotSpot(TM) Server VM (build product+1.4+c2_baseline+compiler2+20010109-155425-debug, compiled mode)

Platform:
---------
Solaris sparc, OS 5.8

How to reproduce:
-----------------
ksh /net/sqesvr/export/vsn/VM/merlin/nightly/results/01-09-01/c2_baseline/CTW/solsparc/results/CTW_QUICKLOOK/ResultDir/cloudscape_classes.1000.1499/cloudscape_classes.1000.1499.tlog

Output:
-------
#
# HotSpot Virtual Machine Error, assertion failure
# Please report this error at
# http://java.sun.com/cgi-bin/bugreport.cgi
#
# assert(x < _LAST_MACH_OPER, "bad AD file")
#
# Error ID: /net/jano/export/disk05/hotspot/auto/ws_jano/fpt/src/share/vm/opto/matcher.cpp, 966 [ Patched ]
#
# Problematic Thread: prio=5 tid=0x195360 nid=0xb runnable
#
Dumping core....


Still this bug is reproduceable in b55 with different test case.

Steps to reproduce
1) cd /net/sqesvr/export/vsn/GammaBase/Bugs/{Bugid}
2) ksh doit

Output:
java version "1.4.0-beta"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.0-beta-b55)
Java HotSpot(TM) Server VM (build 1.4beta-B55-debug, compiled mode)
VM option '+CompileTheWorld'
VM option 'CompileTheWorldStartAt=0'
VM option 'CompileTheWorldStopAt=499'
CompileTheWorld : Compiling all classes in /net/sqesvr.eng/export/vsn/VM/testbase/testbase_vm/src/jit/compiletheworld/jars/e-h/HotJava.jar

# HotSpot Virtual Machine Error, assertion failure
# Please report this error at
# http://java.sun.com/cgi-bin/bugreport.cgi
#
# assert(x < _LAST_MACH_OPER, "bad AD file")
#
# Error ID: /net/hoti386/usr/re/hotspot/hotspot1.4/ws/src/share/vm/opto/matcher.cpp, 972
#
# Problematic Thread: prio=5 tid=0x8148ca0 nid=0xb runnable
#
Dumping core....

satheesh.pothuganti@eng 2001-03-13