Explicit Specialization after instantiation - Rebuild of the Debian archive with clang

"Explicit Specialization after instantiation" build failure(s)
clang 3.8.1

Versions: 2.9 - 3.0 - 3.1 - 3.2 - 3.3 - 3.4 - 3.4.2 - 3.5.0 - 3.6.0 - 3.8.1 - 3.9.1 - 4.0.1 - 5.0 - 6.0 - 8.0.1 - 9.0.1 - 10.0.0 - 11.0.0 - 12.0.1 - 13.0.0

Package	Version	Supposed error message	Full log
aghermann	1.1.1-1	mc-artifacts.cc:51:1: error: explicit specialization of 'estimate_E' after instantiation	Log
pynac	0.6.8-1	lst.cpp:29:38: error: explicit specialization of 'tinfo_static' after instantiation	Log
wfmath	1.0.2+dfsg1-3	intersect.cpp:182:6: error: explicit specialization of 'Intersect<2>' after instantiation	Log

3 errors

Debian Package rebuild