[Rd] mean(NA) returns -(1+.Machine$integer.max) (PR#9097)

[btyner at stat.purdue.edu]

Full_Name: Benjamin Tyner
Version: 2.3.0
OS: linux-gnu (debian)
Submission from: (NULL) (71.98.75.54)


> mean(NA)
returns -2147483648 on my system, which is -(1+.Machine$integer.max) 

> sessionInfo()
Version 2.3.0 (2006-04-24)
i686-pc-linux-gnu

attached base packages:
[1] "methods"   "stats"     "graphics"  "grDevices" "utils"     "datasets"
[7] "base"