https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66870
--- Comment #12 from Alan Modra <amodra at gmail dot com> --- Created attachment 36003 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36003&action=edit fix shrink-wrap issue The attached patch cures the shrink wrap problem. I haven't yet bootstrapped it but fmt.o looks good by inspection.