Hi Mpich team, I see the following issue with the latest 4.0 release of MPICH while adding QMPI support at configure time? make[2]: Entering directory `/scratch1/05231/aruhela/libs/mpich/tar-mpich-4.0' CC src/binding/c/attr/lib_libmpi_la-attr_delete.lo src/binding/c/attr/attr_delete.c(63): error: attributes are not permitted in a function definition int QMPI_Attr_delete(QMPI_Context context, int tool_id, MPI_Comm comm, int keyval) MPICH_API_PUBLIC ^ compilation aborted for src/binding/c/attr/attr_delete.c (code 2) make[2]: *** [src/binding/c/attr/lib_libmpi_la-attr_delete.lo] Error 1 Any suggestions to resolve the build error? Amit Ruhela, Ph.D. HPC Software Tools Group Texas Advanced Computing Center The University of Texas at Austin Email: [email protected]<mailto:[email protected]>