[PATCH] D75591: [OpenMP] Add firstprivate as a default data-sharing attribute to clang
Atmn Patel via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Sat Mar 14 19:53:51 PDT 2020
atmnpatel added inline comments.
================
Comment at: clang/lib/Sema/SemaOpenMP.cpp:5102
Diag(P.second->getExprLoc(), diag::err_omp_no_dsa_for_variable)
<< P.first << P.second->getSourceRange();
Diag(DSAStack->getDefaultDSALocation(), diag::note_omp_default_dsa_none);
----------------
fghanim wrote:
> Why is `firstprivate` throwing this error? isn't the purpose of specifying it as `default` is if a variable is not specified as anything, then it is automatically handled as `firstprivate`? or am I misunderstanding something?
My understanding is that if that line isn't there then errors won't be thrown in the special cases where firstprivate explicitly requires a data sharing attribute to be specified - such as for static variable within a namespace/global scope as per the C/C++ restrictions in the technical report.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D75591/new/
https://reviews.llvm.org/D75591
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