https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118341
--- Comment #1 from Sam James <sjames at gcc dot gnu.org> --- -D_GLIBCXX_DEBUG does fire on that mystery c[4] case but none of the others.
sjames at gcc dot gnu.org via Gcc-bugs Tue, 07 Jan 2025 16:40:19 -0800
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118341
--- Comment #1 from Sam James <sjames at gcc dot gnu.org> --- -D_GLIBCXX_DEBUG does fire on that mystery c[4] case but none of the others.