2017-09-18 16:08 GMT+02:00 Steve Kargl <s...@troutmask.apl.washington.edu>: > On Mon, Sep 18, 2017 at 09:02:22AM +0200, Janus Weil wrote: >> Hi Steve, >> >> >> attached is a (technically) simple patch that implements the compiler >> >> flag "-fdefault-real-16" for gfortran. >> > >> > What about -fdefault-real-10? If you're going to add bloat to the >> > compiler, then you might as well to it right. >> >> well, yeah. If my only aim was to add bloat to the compiler out of >> plain boredom and nastiness, then I might as well add >> -fdefault-real-37. But I don't think that would be very useful. > > Why? One gets 11-bits of additional precision (on most platforms) > and a significant increase in the exponent range (+- ~1024 to > +- ~16384). REAL(10) maps to hardware floating point, which is > faster than software quad precision.
Well, ok. If adding -fdefault-real-10 was a serious suggestion from your side (which was not so easy to tell through all the sarcasm), I can surely add that as well. Cheers, Janus
