Sylvain Pion wrote: > Joseph S. Myers wrote: >> On Mon, 9 Mar 2009, Sylvain Pion wrote: >> >>> Later, 1) started to be taken care of, and it was unfortunately >>> added under the control of the same -frounding-math option. >>> Which now, makes it harder to come back, since we want different >>> defaults for these two aspects. >>> >>> I have already mentioned in a bugzilla PR that it could be nice >>> to have 2 options, but IIRC, I did not get any reply to this. >> >> Patches to split the option into two *clearly-defined* options are >> more likely to be accepted than changing the defaults, given that the >> fast-math and related flags have been split more than once before. > > My goal is to have interval arithmetic work with the default flags, > without more workarounds in the code (and as efficiently as possible). > So, I'm not going to work on anything if it means only splitting it > in separate flags, if we don't agree a priori on changing the default > for at least one of those sub flags after that.
We know that's what you want. What we don't know (well, what I don't know) is *why*. If you want to do something as specialized as interval arithmetic, what's the big deal with having to pass special flags to the compiler? Andrew.