https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70135
--- Comment #5 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- Created attachment 37896 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37896&action=edit somewhat reduced testcase Creduce has a hard time reducing these Boost meta libs.