https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116152
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Plus the inform shouldn't start with capital letter. The correct way would be inform (UNKNOWN_LOCATION, "if you need LP64E please notify the GCC " "project via %{PR116152%}", "https://gcc.gnu.org/PR116152"); Then the URL will show up when hovering over it.