Fixed in systemtap upstream; also in release 1.6.
commit 0bbb80098decc9c4c43a1800538007d86b600bba Author: Josh Stone <email address hidden> Date: Tue Jun 7 11:23:13 2011 -0700
stapconf: Conditionalize stacktrace_ops.warning{,_symbol}
Fixed in systemtap upstream; also in release 1.6.
commit 0bbb80098decc9c 4c43a1800538007 d86b600bba
Author: Josh Stone <email address hidden>
Date: Tue Jun 7 11:23:13 2011 -0700
stapconf: Conditionalize stacktrace_ ops.warning{ ,_symbol}