https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92365
--- Comment #2 from Bernd Edlinger <edlinger at gcc dot gnu.org> --- This was a hidden bug: g++ -std=c++98 -Wshadow=compatible-local test.cc did ICE all the time.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92365
--- Comment #2 from Bernd Edlinger <edlinger at gcc dot gnu.org> --- This was a hidden bug: g++ -std=c++98 -Wshadow=compatible-local test.cc did ICE all the time.