[Openmp-commits] [PATCH] D130179: [OpenMP][DeviceRTL] Fix the issue that multiple calls to `omp_get_wtime` is optimized out by mistake

[Shilei Tian via Phabricator via Openmp-commits]

tianshilei1992 created this revision.
tianshilei1992 added a reviewer: jdoerfert.
Herald added subscribers: guansong, yaxunl.
Herald added a project: All.
tianshilei1992 requested review of this revision.
Herald added subscribers: openmp-commits, sstefan1.
Herald added a project: OpenMP.

Multiple calls to `omp_get_wtime` could be optimized out due to the function
is mistakenly marked as `readnone`. This patch fixes the issue, and also add the
support to run optimization on `libomptarget` tests.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D130179

Files:
  openmp/libomptarget/DeviceRTL/src/Misc.cpp
  openmp/libomptarget/test/lit.cfg
  openmp/libomptarget/test/offloading/wtime.c

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