[PATCH] D55928: [OpenMP] Add flag for preventing the extension to 64 bits for the collapse loop counter

Gheorghe-Teodor Bercea via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Thu Dec 20 07:43:50 PST 2018


gtbercea added inline comments.


================
Comment at: docs/OpenMPSupport.rst:119
+time. To prevent this conservative choice and use at most 32 bits,
+compile your program with the `-fopenmp-max-32bit-collapse-width`.
+
----------------
kkwli0 wrote:
> ABataev wrote:
> > -fopenmp-optimistic-collapse
> How about -fopenmp-use-32bit-collapse-parameter?
Alexey suggested we have no numbers in the flag name so we tried to find something that avoids that. I'm happy to give it a different name than optimistic collapse.


Repository:
  rC Clang

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D55928/new/

https://reviews.llvm.org/D55928





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