Hi Gilles, Oscar, Ralph, Takahiro thank you very much for all your help and time investigating my problems on Sparc systems.
> thanks a lot for the detailled explanation. > FWIW, i was previously testing on Solaris 11 that behaves like Linux : > printf("%s", NULL) outputs '(null)' > vs a SIGSEGV on Solaris 10 > > i commited a16c1e44189366fbc8e967769e050f517a40f3f8 in order to fix this > issue > (i moved the call to mca_base_var_register *after* MPI_Init) > > regarding the BUS error reported by Siegmar, i also commited > 62bde1fcb554079143030bb305512c236672386f > in order to fix it (this is based on code review only, i have no sparc64 > hardware to test it is enough) I'll test it, when a new nightly snapshot is available for the trunk. Kind regards and thank you very much once more Siegmar