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[SYCL] Fix warning caused by [[nodiscard]] attribute #2545

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Merged
merged 1 commit into from
Sep 28, 2020
Merged

[SYCL] Fix warning caused by [[nodiscard]] attribute #2545

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3 changes: 1 addition & 2 deletions sycl/source/detail/scheduler/scheduler.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -269,8 +269,7 @@ void Scheduler::lockSharedTimedMutex(
// access occurs after shared access.
// TODO: after switching to C++17, change std::shared_timed_mutex to
// std::shared_mutex and use std::lock_guard here both for Windows and Linux.
while (!Lock.owns_lock()) {
Lock.try_lock_for(std::chrono::milliseconds(10));
while (!Lock.try_lock_for(std::chrono::milliseconds(10))) {
// Without yield while loop acts like endless while loop and occupies the
// whole CPU when multiple command groups are created in multiple host
// threads
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