Time for you to document your working environment, Barth. Things that occur to me are the outputs of sessionInfo() and and system2( "gcc", "--version").
On November 27, 2018 8:21:57 AM PST, Barth Riley <barthriley at comcast.net> wrote:
Thanks for your reply. No, I?m not calling this using parallelization, and to my knowledge at least I have not redirected stdout (how would I check this?). The function is meant to be called by another function, but I am testing it directly from the R console. Barth
Sent from my phone. Please excuse my brevity.