6c5173c05f
2012-10-24 Daniel Krugler <daniel.kruegler@gmail.com> * include/std/type_traits (common_type): Implement LWG 2141. * testsuite/20_util/duration/requirements/sfinae_friendly_1.cc: Update. * testsuite/20_util/common_type/requirements/typedefs-1.cc: Likewise. * testsuite/20_util/common_type/requirements/sfinae_friendly_1.cc: Likewise. * testsuite/20_util/common_type/requirements/sfinae_friendly_2.cc: Likewise. * testsuite/20_util/common_type/requirements/typedefs-2.cc: Likewise. From-SVN: r192780