[Rd] bus error /segmentation fault from 'approx' (PR#7166)

[j.van_den_hoff at fz-rossendorf.de]

Full_Name: joerg  van den hoff
Version: 1.9.0 and 1.7.1
OS: MacOS (1.9.0), SunOS (1.7.1)
Submission from: (NULL) (149.220.4.88)


something like (sure not the originally intended input, but something like this
can happen...):

approx(c(1,2),c(NA,NA),1.5)

crashes R (bus error under MacOS, segmentation fault under SunOS).


search of the bug archive did not work. I hope this bug was not reported
already


regards

joerg