https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93426
--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Jonathan Wakely <r...@gcc.gnu.org>: https://gcc.gnu.org/g:389cd88ce797e2a4345eab8db478a3b8eba798e8 commit r10-6248-g389cd88ce797e2a4345eab8db478a3b8eba798e8 Author: Jonathan Wakely <jwak...@redhat.com> Date: Mon Jan 27 10:30:03 2020 +0000 libstdc++: Fix deduction guide for std::span (PR93426) The deduction guide from an iterator and sentinel used the wrong alias template and so didn't work. PR libstdc++/93426 * include/std/span (span): Fix deduction guide. * testsuite/23_containers/span/deduction.cc: New test.
