MPICH Team, On NERSC's hopper I get the following warnings when compiling the ARMCI sources using the default module environment. CC parmci.lo PGC-W-0119-void function ARMCI_Barrier cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 52) PGC-W-0119-void function ARMCI_Fence cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 57) PGC-W-0119-void function ARMCI_AllFence cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 62) PGC-W-0119-void function ARMCI_Access_begin cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 67) PGC-W-0119-void function ARMCI_Access_end cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 72) PGC-W-0119-void function ARMCI_Lock cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 262) PGC-W-0119-void function ARMCI_Unlock cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 267) PGC-W-0119-void function armci_msg_barrier cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 277) PGC-W-0119-void function armci_msg_group_barrier cannot return value (../mpich-3.0.3/src/armci/src/parmci.c: 282) PGC/x86-64 Linux 12.9-0: compilation completed with warnings Looks like the when the profiling interface was generated, all functions were assumed to return a value. I hope it's an easy fix. __________________________________________________ Jeff Daily Scientist Data Intensive Scientific Computing Pacific Northwest National Laboratory 902 Battelle Boulevard P.O. Box 999, MSIN K7-90 Richland, WA 99352 USA Tel: 509-372-6548 Fax: 509-372-4720 [email protected] www.pnnl.gov