On Sun, 12 Feb 2012, Janne Blomqvist wrote: > If one were to create a new libm, why not dispense with the errno > stuff altogether, and make -fno-math-errno the default, at least in > c99/c++11 modes (and set the math_errhandling macro properly). Some > quick googling suggests that libm's which don't set errno are not that > uncommon, e.g.
Yes, indeed. Alas there does not seem to be an easy way to make -fno-math-errno the default for a target? (Otherwise I'd make this change for *-*-freebsd, for example.) Gerald
