K 10 svn:author V 6 gerald K 8 svn:date V 27 2017-11-11T21:55:19.715375Z K 7 svn:log V 241 Update to the 20171109 snapshot of GCC 7.2.1. This addresses a real-world issue around threading and unwinding that andreast@ has fixed upstream and backported to the relase branch (cf. https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82635 ). END