https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94445
avieira at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |avieira at gcc dot gnu.org Status|UNCONFIRMED |NEW Ever confirmed|0 |1 Last reconfirmed| |2020-04-02 --- Comment #1 from avieira at gcc dot gnu.org --- Hi Christophe, This looks to me like an issue of not building distinct types for the ns_foo_t and s_bar_t function types. When I first wrote this code I tested for this and it was working, so I am wondering whether changes have been made in the way we create types in the c-frontend. I am trying to find out how all this works again, its been a while...