v5.0.x: Fail configure if external hwloc >= v3.0.0 is found #11787
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The Open MPI code base does not (yet) support hwloc >= v3.x (which is both unreleased and expected to break API and/or ABI). In preparation for hwloc 3 being someday available before Open MPI has adapted to it, fail configure to avoid confusing run-time linker errors or other bad behavior. Signed-off-by: Jeff Squyres <jeff@squyres.com> (cherry picked from commit bcc199e)
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The Open MPI code base does not (yet) support hwloc >= v3.x (which is both unreleased and expected to break API and/or ABI). In preparation for hwloc 3 being someday available before Open MPI has adapted to it, fail configure to avoid confusing run-time linker errors or other bad behavior.
Signed-off-by: Jeff Squyres jeff@squyres.com
(cherry picked from commit bcc199e)
This is the v5.0.x PR corresponding to #11786
Fixes #11784