K 10
svn:author
V 6
gerald
K 8
svn:date
V 27
2020-05-28T13:36:43.924947Z
K 7
svn:log
V 171
Update to the 20200524 snapshot of GCC 11.0.0.

GCC decided to move to C++11 as a minimum build requirement for GCC 11
and later; use compiler:c++11-lang to declare that.

END