https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89665
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED CC| |jakub at gcc dot gnu.org Resolution|--- |INVALID --- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> --- When you are using a C preprocessor, it needs to behave how the C standard mandates it to behave. All of gcc, clang and icc agree here.