https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94844
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |DUPLICATE --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- This is intentional. You get a diagnostic with -pedantic or -pedantic-errors 94844.cc: In function ‘int main()’: 94844.cc:9:8: warning: ‘long’ specified with ‘Foo’ {aka ‘long unsigned int’} [-Wpedantic] 9 | func<long Foo>(-1); | ^~~~ *** This bug has been marked as a duplicate of bug 80516 ***