https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91705
--- Comment #9 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Author: mpolacek Date: Tue Sep 10 21:04:33 2019 New Revision: 275613 URL: https://gcc.gnu.org/viewcvs?rev=275613&root=gcc&view=rev Log: PR c++/91705 - constexpr evaluation rejects ++/-- on floats. * constexpr.c (cxx_eval_increment_expression): Call fold_simple on the offset. * g++.dg/cpp1y/constexpr-incr2.C: New test. Added: trunk/gcc/testsuite/g++.dg/cpp1y/constexpr-incr2.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/constexpr.c trunk/gcc/testsuite/ChangeLog