https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63810
--- Comment #2 from Lawrence Velázquez <larryv at macports dot org> --- (In reply to Jeremy Huddleston Sequoia from comment #1) > Larry said that he's working on a patch to fix this for gcc trunk, and I > suspect he's pretty close to having something since that was about a week > ago. I just completed the fix and will attach it as soon as I verify that GCC builds with it and that the tests I added pass.