K 10 svn:author V 6 gerald K 8 svn:date V 27 2017-11-30T06:23:59.395401Z K 7 svn:log V 186 Update to the 20171129 snapshot of GCC 6.4.1. Like with lang/gcc6 now, make sure what we install is stripped (i.e., debug info is removed). (For more background see revisions 454177.) END