c_fetch_and_op, c_get_accumulate, c_reqops hang with master

[rolfv]

These 3 tests are in the IBM onesided area and all three hang when running. You can just run with np=2 and use any BTL. These tests are passing in the 1.8.4.

[hjelmn]

Thanks for reporting. I will track this down.

[rolfv]

This has fixed my issues. Thanks.