Done. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53730 BTW I was able to reproduce this on a new 64 bit box as well. Chris -----Original Message----- From: Ian Lance Taylor [mailto:iant@xxxxxxxxxx] Sent: Tuesday, June 19, 2012 11:11 PM To: Hite, Christopher Cc: 'gcc-help@xxxxxxxxxxx' Subject: Re: LTO breaks exceptions "Hite, Christopher" <Christopher.Hite@xxxxxxxxxxxxxxxxxxxxxxx> writes: > This code should terminate cleanly. > > int main(){ > try{ > throw 4; > }catch(...) {} > return 0; > } > > Program received signal SIGABRT, Aborted. Please file a bug report according to the directions at http://gcc.gnu.org/bugs/ . Thanks. Ian