/Users/barrysmith/Src/PETSc/src/dm/impls/plex/plexfem.c:1203:41: warning: variable 'cpdim' is uninitialized when used here [-Wuninitialized] if (fieldI != fieldJ) {offsetJ += cpdim; continue;} ^~~~~ /Users/barrysmith/Src/PETSc/src/dm/impls/plex/plexfem.c:1200:28: note: initialize the variable 'cpdim' to silence this warning PetscInt NcJ, cpdim, j; ^ = 0