[Openmp-commits] [PATCH] D12563: Fix hanging barriers if number of parallel regions exceeds UINT_MAX
Jonathan Peyton via Openmp-commits
openmp-commits at lists.llvm.org
Wed Sep 2 10:52:49 PDT 2015
jlpeyton created this revision.
jlpeyton added reviewers: AndreyChurbanov, hfinkel.
jlpeyton added a subscriber: openmp-commits.
jlpeyton set the repository for this revision to rL LLVM.
The fix is to make b_arrived flag 64 bit in both structures - kmp_balign_team_t and kmp_balign_t. Otherwise when flag in kmp_balign_team_t wrapped over UINT_MAX the library hangs.
Repository:
rL LLVM
http://reviews.llvm.org/D12563
Files:
runtime/src/kmp.h
runtime/src/kmp_barrier.cpp
runtime/src/kmp_itt.inl
runtime/src/kmp_runtime.c
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