id,summary,reporter,owner,description,type,status,priority,milestone,component,resolution,keywords,cc 178,Emacs occasionally hangs when doing isearch-forward.,Makarius,David Aspinall,"Using GNU emacs 22.1.1 on Ubuntu 7.10, the editor occasionally hangs when doing isearch-forward. E.g. reproduce this by visiting Isabelle/src/HOL/Lambda/WeakNorm.thy: type C-s, type ""c"" ""o"" ""n"" ""s"" (which finds an occurreny of ""Cons"" in the text), continuing to type ""t"" makes emacs hang; after C-g it works again, but there is some danger it will again hang later.",defect,closed,major,PG-Emacs-3.7,2:pg-emacs,worksforme,,