(In reply to comment #28)
> (In reply to comment #27)
> > 
> > In ~/.local/share/Steam/SteamApps/common/XCom-Enemy-Unknown/ directory
> > * do a backup of xcom.sh file then edit the file
> > * line 79, change the line: eval "$GAMESCRIPT" $@
> >   into: apitrace trace "$GAMESCRIPT" $@
> > * then save and launch the game, now the trace is properly generated
> 
> Continues to segfault immediately on starting, just after the intial XCOM
> splash screen, though there's now output from apitrace in terminal and a
> trace. Is this just something wrong with my system? I've checked the game
> cache several times already to make sure there's no corrupted files so
> there's nothing wrong there.

Have you tried with apitrace built from git ?