https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71977
--- Comment #5 from Michael Meissner <meissner at gcc dot gnu.org> --- Created attachment 40494 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40494&action=edit Back port of patch to fix problem on GCC 6 branch While it has been decided not to apply this improvement to the GCC 6 branch, this patch will do the backport of 71977 to the GCC 6 branch.