[llvm-dev] Loop unrolling pragma and OpenMP
ardi via llvm-dev
llvm-dev at lists.llvm.org
Mon May 24 01:01:43 PDT 2021
Hi,
Newer OpenMP versions include a construct for loop unrolling, but,
however, I was wondering if the regular clang pragma for loop
unrolling can be safely mixed with an OpenMP loop,without using the
new OpenMP feature.
I mean, is this guaranteed to work?
#pragma omp parallel for
#pragma clang loop unroll_count(N)
for(i=0;i<n;i++) {
whatever();
}
Thanks a lot!
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