K 10 svn:author V 5 danfe K 8 svn:date V 27 2017-12-31T09:17:53.271262Z K 7 svn:log V 136 Improve GCC version check so it won't reject versions like 5.4, 6.4, 7.2 and wrap `__clang__' with defined() to pacify -Wundef warning. END