Monkey jumps off the green-couch onto the floor.
Monkey walks to t2-2.
Monkey climbs onto the red-couch.
Monkey climbs onto the big-pillow.
Monkey grabs the red-chest.
Monkey throws the red-chest off the big-pillow onto the floor.
Monkey jumps off the big-pillow onto the floor.
Monkey walks to t1-3.
Monkey grabs the red-key.
Monkey walks to t2-2 holding the red-key.
Monkey opens the red-chest with the red-key revealing the ladder.
Monkey drops the red-key.
Monkey climbs onto the red-chest.
Monkey grabs the ladder.
Monkey jumps off the red-chest onto the floor.
Monkey walks to t7-7 holding the ladder.
Monkey drops the ladder.
Monkey climbs onto the ladder.
Monkey grabs the blue-chest.
Monkey throws the blue-chest off the ladder onto the floor.
VM option 'CompileThreshold=10'
#
# HotSpot Virtual Machine Error, Internal Error
#
# ShouldNotReachHere()
#
# Error happened during: method compilation
#
# compiling spec/benchmarks/_202_jess/Rete.Assert
#
# Error ID: /net/tetrasparc/export/disk7/chihuahua/dhana/sparc_compiler2/build/solaris/../../sr
c/share/vm/opto/chaitin.cpp, 298 [ Patched ]
#
Dumping core....

This test fails only in mixed mode with CompileThreshold=10 option.
The testbase is at /net/tetrasparc/export/thar/testbase.

Use Tonga to reproduce the bug.