id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc 455,simple crash with subst,gorzel,somebody," The errorneous input, a constant as second argument for subst, gives in general the errormessage "" ? ringvar/par expected"". However, for rings with parameters a crash is caused, if the second argument is 0. {{{ > ring r0=0,x,dp; > subst(x,1,x); ? ringvar/par expected ? error occurred in or before STDIN line 2: `subst(x,1,x);` > subst(x,0,x); ? ringvar/par expected ? error occurred in or before STDIN line 3: `subst(x,0,x);` > ring rt = (0,t),x,dp; > subst(x,1,x); ? ringvar/par expected ? error occurred in or before STDIN line 5: `subst(x,1,x);` > subst(x,0,x); Singular : signal 11 (v: 3150): current line:>>subst(x,0,x);<< Segment fault/Bus error occurred at 0 because of 10246 (r:1349799056) please inform the authors trying to restart... }}} (Even short: subst(1,0,1); shows the same behaviour.) ",bug,closed,major,3-1-6 and higher,singular-kernel,3-1-5,fixed,,