[petsc-users] Problem in some macro when using VS+intel cl

[Matthew Knepley]

On Tue, Jun 27, 2023 at 11:32 AM 冯上玮 <fengshw3 at mail2.sysu.edu.cn> wrote:

> Hi,
>
> After failure with MS-MPI once and once again, I tried icl+oneAPI and
> succeeded in installing and testing PESTc in Cygwin!
>
> However, (always however) when I copied the example code on Getting
> Started page on visual studio, there are tons of error like:
> I just wonder where the problem locates, I've googled this error message
> and it seems that it's induced by the difference of compilers, c.f.
> https://stackoverflow.com/questions/42136395/identifier-builtin-expect-is-undefined-during-ros-on-win-tutorial-talker-ex.
> But Intel says that they also provide such thing on icl, and I actually use
> this compiler instead of visual studio cl...
>

The IDE is not showing the actual error message. Are you sure that your IDE
build has the right includes and libraries? You can
get these using

  cd $PETSC_DIR
  make getincludedirs
  make getlinklibs

  Thanks,

     Matt


> Anyway, the project could be built if I delete these error-checking macro.
>
> Installing feedback (or as a test result):
> When configure on windows, only icl + impi works, and in this case, both
> --with-cc and --with-cxx options need to point out the version like:
> --with-cc-std-c99 and --with-cxx-std-c++'ver'. Other combinations such as
> cl + impi, icl + msmpi, cl + msmpi never work. My tutor told me that older
> version of msmpi may work but I never try this.
>
> FENG.
>


-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
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