fredex wrote: > Not sure where to ask this, I've been googling and not finding much that > is helpful. > > At work I've got a multi-threaded program targeted at Linux. It compiles > on RHEL 2.1 and 3, and is targeted at 2.1, 3, and 4. UP until today, the > binary built on 3 has worked fine on 4. > > But on RHEL4 update 4 it dies a horrible death in pthread_create. I have > reproduced the problem on Centos 4.4, where I am tyring to debug it. This sounds the sort of thing that's likely to be outside the experties available here, particularly in any quantity. Have you had a chat with your RHEL support contact? Even if they can't help directly, they might be able to call on someone or point you to a better forum, possibly one frequented by some folk who write/maintain gcc. -- Cheers John -- spambait 1aaaaaaa at coco.merseine.nu Z1aaaaaaa at coco.merseine.nu Tourist pics http://portgeographe.environmentaldisasters.cds.merseine.nu/ Please do not reply off-list