On Wed, 3 Aug 2016, Georg-Johann Lay wrote: > On 03.08.2016 09:53, Prathamesh Kulkarni wrote: > > Hi, > > The attached patch tries to transform > > (double)i eq/ne 0 to i eq/ne 0 > > AFAIU from Joseph's comment 1 in PR, the transform should be safe with > > -fno-trapping-math ? > > What about signed zeroes?
Comparing with -0 is exactly the same as comparing with +0 (-0 == +0), so there is no issue in that regard. -- Joseph S. Myers jos...@codesourcery.com