Release Notes » Release 2.3.0 (2020/02/27)

Taskflow 2.3.0 is the 4th release in the 2.x line! This release includes several new changes such as conditional tasking, modified scheduling flows, benchmarks, documentation, and so forth.

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Taskflow 2.3.0 can be downloaded from here.

New Features

• Added full C++14/17/20 support
• Added a thread-safe object pool motivated by Hoard memory allocator
• Added condition tasks in support for conditional tasking (see Conditional Tasking)
• Added tf::Task::has_work to detect if a task is a placeholder
• Added tf::Task::for_each_successor, tf::Task::for_each_dependent, and tf::Taskflow::for_each_task, tf::TaskView::for_each_successor, tf::TaskView::for_each_dependent to support graph traversal
• Modified the task scheduling flow
• Modified tf::Taskflow::parallel_for to take a chunk size instead of a partition number
• Modified tf::Executor to be thread-safe (see Executor)
• Enhanced the performance of work stealing
• Enhanced unit tests

Bug Fixes

• Fixed the stack overflow problem in zero worker execution
• Fixed the missing comma in output execution timelines from an executor
• Fixed the bug in empty taskflow

Deprecated Items

• Removed zero worker thread support in execution
• Removed gather method in task handle
• Removed std::vector and std::initializer_list support in task's preceed/succeed methods
• Removed taskflow::silent_emplace method