Regressions on trunk at revision 201871 vs revision 201870

[H.J. Lu Intel64]

New failures:
FAIL: 22_locale/num_get/get/char/1.cc (test for excess errors)
FAIL: 22_locale/num_get/get/char/16.cc (test for excess errors)
FAIL: 22_locale/num_get/get/char/wrapped_locale.cc (test for excess errors)
FAIL: 22_locale/time_get/get_date/wchar_t/wrapped_locale.cc (test for excess errors)
FAIL: 25_algorithms/search_n/iterator.cc (test for excess errors)
FAIL: 27_io/basic_ostream/inserters_arithmetic/wchar_t/exceptions_badbit_throw.cc (test for excess errors)
FAIL: tr1/5_numerical_facilities/random/xor_combine/cons/default.cc (test for excess errors)

New passes:
FAIL: 22_locale/num_get/get/char/22131.cc (test for excess errors)
FAIL: 25_algorithms/sort/vectorbool.cc (test for excess errors)
FAIL: 27_io/basic_filebuf/seekpos/12790-3.cc (test for excess errors)
FAIL: tr1/5_numerical_facilities/random/subtract_with_carry/operators/not_equal.cc (test for excess errors)
FAIL: tr1/6_containers/unordered_map/insert/array_syntax.cc (test for excess errors)
FAIL: tr1/6_containers/unordered_map/insert/map_range.cc (test for excess errors)