K 10 svn:author V 6 pkubaj K 8 svn:date V 27 2021-01-16T02:06:53.524635Z K 7 svn:log V 177 math/cppad: fix build on GCC architectures The c++ complier flag __cplusplus is less than 201103. Starting with cppad-20201202, c++11 or higher is required. MFH: 2021Q1 END