https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99176
Marek Polacek <mpolacek at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[8/9/10/11 Regression] GCC |[8/9/10 Regression] GCC |rejects const_cast of null |rejects const_cast of null |pointer in constant |pointer in constant |expressions |expressions --- Comment #5 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Fixed on trunk so far.