https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66484
Daniel Krügler <daniel.kruegler at googlemail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |daniel.kruegler@googlemail. | |com --- Comment #1 from Daniel Krügler <daniel.kruegler at googlemail dot com> --- This could be a possible compiler extension and you get a warning when using it. What I consider as a defect is that it's not an error even when -pedantic is activated.