tree 5f27edeb69a1d46bebe0d451bf0325d414746eeb
parent ae84cf7ce6b5b798ca1f4773f7a2e9dc8ad14a1f
author Jon Chesterfield <jonathanchesterfield@gmail.com> 1611706948 +0000
committer Copybara-Service <copybara-worker@google.com> 1611869832 -0800

[libomptarget][cuda] Handle missing _v2 symbols gracefully

[libomptarget][cuda] Handle missing _v2 symbols gracefully

Follow on from D95367. Dlsym the _v2 symbols if present, otherwise use the
unsuffixed version. Builds a hashtable for the check, can revise for zero
heap allocations later if necessary.

Reviewed By: jdoerfert

Differential Revision: https://reviews.llvm.org/D95415

GitOrigin-RevId: 653655040f3e89f7725ce6961d797d4ac918708b