Error-checking: Add checks for dst/src overlap

Sandia-OpenSHMEM / SOS

Sandia OpenSHMEM is an implementation of the OpenSHMEM specification over multiple Networking APIs, including Portals 4, the Open Fabric Interface (OFI), and UCX. Please click on the Wiki tab for help with building and using SOS.

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Error-checking: Add checks for dst/src overlap #1051

Closed davidozog closed 2 years ago

davidozog commented 2 years ago

Features:

Fixes bug for in-place broadcasts (on the root PE).
Adds error-checking macro for proper buffer overlap.
No support yet for the strided APIs and put w/ signal.
Adds a simple unit test for in-place broadcast.

davidozog commented 2 years ago

Oops - this check for overlapping buffers won't work on the point-to-point sync routines without some improvements. I've labelled this PR as a WIP.