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Brice Goglin 1905f35a1e hwloc: bitmap: fix a corner case in hwloc_bitmap_isincluded() with infinite sets
If super_set contains more allocated ulongs than sub_set,
we did not check the last ulongs.
We would return true instead of false when sub_set is
infinite while the last ulongs in super_set are not full.

This fixes tests/hwloc_bitmap_compare_inclusion on some platforms.

(cherry picked from commit open-mpi/hwloc@299e6e846f)
Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
2015-03-27 05:14:44 -07:00
..
2014-01-07 15:58:40 +00:00

12 Sep 2011

Notes for hwloc component maintainers:

1. There can only be *1* hwloc version component at a time.
   Specifically: if there are multiple hwlocXYZ components (i.e.,
   different versions of hwloc), then they must all be .ompi_ignore'd
   except for 1.  This is because we currently m4_include all of the
   underlying hwloc's .m4 files -- if there are multiple hwlocXYZ
   components, I don't know if m4 will barf at the multiple,
   conflicting AC_DEFUNs, or whether it'll just do something
   completely undefined.

1a. As a consequence, if you're adding a new hwloc version component,
   you'll need to .ompi_ignore all others while you're testing the new
   one. 

2. If someone wants to fix #1 someday, we might be able to do what we
   do for libevent: OPAL_CONFIG_SUBDIR (instead of slurping in hwloc's
   .m4 files).