https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84829
--- Comment #6 from Florian Weimer <fw at gcc dot gnu.org> --- (In reply to Jakub Jelinek from comment #5) > -mieee-fp does affect code generation on x86 and m68k, but I don't see how > it is related to any changes in glibc. > And besides code generation changes it affects whether -lieee is linked in > or not. It matters from the users' point of view. I think it's better to give them a build error when they use unsupported functionality, rather than giving the wrong results at run time. The overloaded nature of -mieee-fp makes this difficult to achieve, though.
