re PR libstdc++/40296 ([C++0x] std::exception_ptr comparisons)

re PR libstdc++/40296 ([C++0x] std::exception_ptr comparisons)

2009-06-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/40296
	* libsupc++/exception_ptr.h (exception_ptr::operator!,
	exception_ptr::operator __safe_bool): Only declare when
	_GLIBCXX_EH_PTR_COMPAT is undefined.
	* libsupc++/eh_ptr.cc: Define _GLIBCXX_EH_PTR_COMPAT before including
	exception_ptr.
	* testsuite/18_support/exception_ptr/40296.cc: New.
	* testsuite/18_support/nested_exception/throw_with_nested.cc: Adjust.
	* testsuite/18_support/nested_exception/cons.cc: Likewise.
	* testsuite/18_support/nested_exception/nested_ptr.cc: Likewise.
	* testsuite/18_support/exception_ptr/current_exception.cc: Likewise.

From-SVN: r148122