https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66256
--- Comment #10 from Jonathan Wakely <redi at gcc dot gnu.org> --- Right, GCC's behaviour for comment 0, comment 7 and comment 8 is a bug. GCC's behaviour for comment 3 and comment 4 is not a bug.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66256
--- Comment #10 from Jonathan Wakely <redi at gcc dot gnu.org> --- Right, GCC's behaviour for comment 0, comment 7 and comment 8 is a bug. GCC's behaviour for comment 3 and comment 4 is not a bug.