https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106795
--- Comment #1 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:2dbe2801df3010c5549a3ca958194aa77737122d commit r13-2320-g2dbe2801df3010c5549a3ca958194aa77737122d Author: Jonathan Wakely <jwak...@redhat.com> Date: Wed Aug 31 20:36:23 2022 +0100 testsuite: Fix warning regression due to std::string changes [PR106795] std::string now has [[nodiscard]] attributes on most members, causing -Wunused-result warnings for this test. gcc/testsuite/ChangeLog: PR testsuite/106795 * g++.dg/tree-ssa/empty-loop.C: Use -Wno-unused-result.