https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63573
--- Comment #10 from Dominik Vogt <vogt at linux dot vnet.ibm.com> --- This still happens for me on s390x on "git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217069 138bc75d-0d04-0410-961f-82ee72b054a4". Is this supposed to be fixed by now? Is one of the above patches applied?
