diff options
| -rw-r--r-- | src/data.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/data.c b/src/data.c index 59e9e928d6e..adb8d38e3aa 100644 --- a/src/data.c +++ b/src/data.c @@ -1650,6 +1650,10 @@ arith_driver (code, nargs, args) } #ifdef LISP_FLOAT_TYPE + +#undef isnan +#define isnan(x) ((x) != (x)) + Lisp_Object float_arith_driver (accum, argnum, code, nargs, args) double accum; @@ -1707,11 +1711,11 @@ float_arith_driver (accum, argnum, code, nargs, args) case Alogxor: return wrong_type_argument (Qinteger_or_marker_p, val); case Amax: - if (!argnum || next > accum) + if (!argnum || isnan (next) || next > accum) accum = next; break; case Amin: - if (!argnum || next < accum) + if (!argnum || isnan (next) || next < accum) accum = next; break; } |