> Just an idea: have you tried (set-floating-point-modes :traps nil) ? > > regards, > Hannu
What am I missing here? CL-USER> (ext:get-floating-point-modes) (:TRAPS (:OVERFLOW :INVALID :DIVIDE-BY-ZERO) :ROUNDING-MODE :NEAREST :CURRENT-EXCEPTIONS NIL :ACCRUED-EXCEPTIONS NIL :FAST-MODE NIL :PRECISION-CONTROL :64-BIT) CL-USER> (ext:set-floating-point-modes :traps nil) ; No value CL-USER> (ext:get-floating-point-modes) (:TRAPS (:OVERFLOW :INVALID :DIVIDE-BY-ZERO) :ROUNDING-MODE :NEAREST :CURRENT-EXCEPTIONS NIL :ACCRUED-EXCEPTIONS NIL :FAST-MODE NIL :PRECISION-CONTROL :64-BIT) In any case, I find it surprising that starting up R would require an invalid floating point operation. Cheers, rif
