* config/abi/pre/gnu.ver (_ZNSt11regex_errorC*): Export regex_error
	constructors.
	* testsuite/20_util/addressof/1.cc: Remove { dg-do compile }.
	* testsuite/20_util/allocator_traits/members/destroy.cc: Likewise.
	* testsuite/20_util/allocator_traits/members/select.cc: Likewise. Fix
	failure.
	* testsuite/28_regex/basic_regex/ctors/extended/cstring.cc: Likewise.
	* testsuite/28_regex/init-list.cc: Likewise.
	* testsuite/28_regex/regex_error/regex_error.cc: Likewise.
	* testsuite/28_regex/sub_match/length.cc: Likewise. Add main.
	* testsuite/28_regex/sub_match/cast_char.cc: Likewise. Fix test.
	* testsuite/28_regex/sub_match/cast_wchar_t.cc: Likewise.
	* testsuite/tr1/7_regular_expressions/regex/cons/char/
	c_string_extended.cc: Delete.

From-SVN: r205063