https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106094
Jiang An <de34 at live dot cn> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |de34 at live dot cn --- Comment #6 from Jiang An <de34 at live dot cn> --- CWG2666 may be related. https://cplusplus.github.io/CWG/issues/2666.html