GECUITHDXKCWB7HBCM7EA5Q56JDDWUVUWHMW2K6OM7UW36DFAZ3QC
if (CCTK_BUILTIN_EXPECT(found_nan, false)) {
const char *where = valid.valid_int && valid.valid_bnd
? "interior and boundary"
: valid.valid_int ? "interior" : "boundary";
CCTK_VERROR("Grid function \"%s\" has nans on refinement level %d, time "
"level %d; expected valid %s",
CCTK_FullVarName(groupdata.firstvarindex + vi), leveldata.level,
tl, where);
}