Since the switch to gcc7, rsyslogd core dumps during boot. Later in the system
it seems to work fine.

Backtrace:
#0  AddRef (pThis=0x0) at prop.c:136
#1  0x0000561a85946d55 in MsgSetRcvFrom (pThis=0x561a8670b4a0, new=0x0) at
msg.c:2711
#2  0x0000561a85920c9f in logmsgInternalSubmit (flags=0, msg=0x7fff855ed080
"warning: ~ action is deprecated, consider using the 'stop' statement instead
[v8.27.0 try http://www.rsyslog.com/e/2307 ]", lenMsg=121, pri=44, iErr=-2307)
at rsyslogd.c:875
#3  logmsgInternal (iErr=-2307, pri=<optimized out>, msg=0x7fff855ed080
"warning: ~ action is deprecated, consider using the 'stop' statement instead
[v8.27.0 try http://www.rsyslog.com/e/2307 ]", flags=0) at rsyslogd.c:924
#4  0x0000561a8594fcb0 in doLogMsg (iErrno=iErrno@entry=0,
iErrCode=iErrCode@entry=-2307, severity=severity@entry=4,
msg=msg@entry=0x7fff855ed8f0 "warning: ~ action is deprecated, consider using
the 'stop' statement instead") at errmsg.c:102
#5  0x0000561a8594fe82 in LogMsg (iErrno=0, iErrCode=-2307, severity=4,
fmt=<optimized out>) at errmsg.c:163
#6  0x0000561a8592abd8 in parseSelectorAct (pp=0x7fff855ee288,
ppModData=0x7fff855ee230, ppOMSR=0x7fff855ee220) at omdiscard.c:113
#7  0x0000561a8593edaa in cflineDoAction (conf=0x561a866f5c20,
p=p@entry=0x7fff855ee288, ppAction=ppAction@entry=0x561a8670b448) at conf.c:518
#8  0x0000561a85936892 in cnfstmtNewLegaAct (actline=<optimized out>) at
rainerscript.c:3501
#9  0x0000561a8592e518 in yyparse () at grammar.y:196
#10 0x0000561a8594107d in load (cnf=0x561a85bab1d0 <ourConf>,
confFile=0x561a85975d54 "/etc/rsyslog.conf") at rsconf.c:1321
#11 0x0000561a85921729 in initAll (argc=<optimized out>, argv=<optimized out>)
at rsyslogd.c:1407
#12 0x0000561a8591f945 in main (argc=2, argv=0x7fff855ef4a8) at rsyslogd.c:1896