Switching to icc wouldn't happen any time soon anyway, so afraid we'll need to have some shorter-term solution anyway... The question only is what exactly we'll choose.
P.S. And yeah, there's nothing more permanent as a temporary solution.. On Wed, Aug 6, 2014 at 4:48 PM, Martijn Berger <[email protected]> wrote: > Hi Campbell, > > I last compiled with intel c++ a few month's ago and without OSL / Collada. > In general it works but as with any change it will again probably expose > lots of little issues once people actually use builds intensively. > > Main issue is the compiler is not free to use for windows not even for open > source projects. ( the linux toolchain is free for open source ). > > > > On Wed, Aug 6, 2014 at 12:43 PM, Campbell Barton <[email protected]> > wrote: > > > On Wed, Aug 6, 2014 at 6:23 PM, Sergey Sharybin <[email protected]> > > wrote: > > > Hi, > > > > > > We've spent quite a while trying to solve the upcoming stream of > reports > > > about high CPU usage with builds made with msvs2013 in certain > > situations. > > > Root of the issue goes to the change made to OMP inplementation back to > > > msvc2010 days -- they've forced threads to spin for a while after they > > did > > > a work. This is a know issue in the library and nobody actually gonna > to > > > fix it [1]. > > > > > > There's one woekaround to solve the issue which is to set > OMP_WAIT_POLICY > > > environment variable to PASSIVE. Unfortunately, since openmp is a > dynamic > > > library and can't be linked statically at all we can't modify > environment > > > variables from within blender using putenv(), this is to be done > > > externally, before blender.exe starts. > > > > > > Here's the list of possible solutions: > > > > > > - Declare msvc full of crap, switch to intel compilers > > > > Did anyone try Intel-c/c++ on Windows? > > > > A while back I got Blender building on Linux with Intel's compiler, it > > needed a few tweaks in CMake but wasn't really a big deal to get > > running. > > _______________________________________________ > > Bf-committers mailing list > > [email protected] > > http://lists.blender.org/mailman/listinfo/bf-committers > > > _______________________________________________ > Bf-committers mailing list > [email protected] > http://lists.blender.org/mailman/listinfo/bf-committers > -- With best regards, Sergey Sharybin _______________________________________________ Bf-committers mailing list [email protected] http://lists.blender.org/mailman/listinfo/bf-committers
