Hi, So do you mean by this (below clarification), gcc can look and optimize only if I use OpenMP calls ? or it is intelligent enough even to look into posix multi threading calls and generate optimized code for multi core systems ? can you please clarify on this ? Thank you, -Vikas. On Thu, Jun 12, 2008 at 2:43 AM, Tim Prince <TimothyPrince@xxxxxxxxxxxxx> wrote: > vikas wrote: >> >> Hi All, >> >> My application uses to 3.4.2 gcc for building its code base. As we are >> looking to upgrade the compiler version. I would like to know is ther >> some thing like CMT option in gcc which can support core multi >> threaded optimization so that they run more effectively on multi core >> systems. >> > gcc has included OpenMP since version 4.2. I haven't had success with gomp > on Windows, but it's excellent on better supported targets. >