https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95369
--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Marek Polacek <mpola...@gcc.gnu.org>: https://gcc.gnu.org/g:cecc73af4980004502f4c327b6c639125defb379 commit r11-1010-gcecc73af4980004502f4c327b6c639125defb379 Author: Marek Polacek <pola...@redhat.com> Date: Fri Jun 5 14:22:35 2020 -0400 c++: Make braced-init-list as template arg work with aggr init [PR95369] Barry pointed out to me that our braced-init-list as a template-argument extension doesn't work as expected when we aggregate-initialize. Since aggregate list-initialization is a user-defined conversion sequence, we allow it as part of a converted constant expression. Co-authored-by: Jason Merrill <ja...@redhat.com> gcc/cp/ChangeLog: PR c++/95369 * call.c (build_converted_constant_expr_internal): Allow list-initialization. gcc/testsuite/ChangeLog: PR c++/95369 * g++.dg/cpp2a/nontype-class38.C: New test.