2012-04-15 Paolo Carlini PR libstdc++/52702 * include/std/type_traits (is_trivially_destructible): Add. (has_trivial_destructor): Remove. * testsuite/util/testsuite_common_types.h: Adjust. * testsuite/20_util/tuple/requirements/dr801.cc: Likewise. * testsuite/20_util/pair/requirements/dr801.cc: Likewise. * testsuite/20_util/is_trivially_destructible/value.cc: New. * testsuite/20_util/is_trivially_destructible/requirements/ typedefs.cc: Likewise. * testsuite/20_util/is_trivially_destructible/requirements/ explicit_instantiation.cc: Likewise. * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust dg-error line numbers. * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc: Likewise. * testsuite/20_util/declval/requirements/1_neg.cc: Likewise.