https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68979
Marek Polacek <mpolacek at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |mpolacek at gcc dot gnu.org --- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Why do you think this is a bug? Note that -1 << 4 is rejected in a context where an integer constant expression is required only in C++11/14.