https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110077
--- Comment #8 from Rainer Orth <ro at gcc dot gnu.org> --- (In reply to Jonathan Wakely from comment #6) > This is going to be hard for me to figure out without access to a Solaris > x86 system. There's hope that at least one, maybe two, Solaris 11.4/x86 systems can be added to the cfarm. As always, the primary problem is politics... > Could you please attach the output of this command using GCC trunk on > solaris x86? > > g++ -std=c++23 -include charconv -x c++ /dev/null -E -dD Sure, done.