https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121012
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |needs-bisection Status|UNCONFIRMED |NEW Last reconfirmed| |2025-07-09 See Also|https://gcc.gnu.org/bugzill |https://gcc.gnu.org/bugzill |a/show_bug.cgi?id=117518 |a/show_bug.cgi?id=120917 Ever confirmed|0 |1 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- I am 99% sure this was introduced by r16-2065 . Adding -Wno-abbreviated-auto-in-template-arg allows the testcase to work.