Compiling the v2019.1 tarball results in many warnings about IMB_Barrier() not being declared. For example:
In file included from IMB_allreduce.c:73:
IMB_allreduce.c: In function ‘IMB_allreduce’:
IMB_declare.h:257:17: warning: implicit declaration of function ‘IMB_Barrier’; did you mean ‘IMB_barrier’? [-Wimplicit-function-declaration]
IMB_Barrier(comm); \
^~~~~~~~~~~
IMB_allreduce.c:150:9: note: in expansion of macro ‘IMB_do_n_barriers’
IMB_do_n_barriers(c_info->communicator, N_BARR);
^~~~~~~~~~~~~~~~~
Compiling the v2019.1 tarball results in many warnings about
IMB_Barrier()
not being declared. For example: