Turns out that wide literals U"xxx" and u"xxx" are c++11 and later.
authorMarshall Clow <mclow.lists@gmail.com>
Thu, 12 Jul 2018 02:55:01 +0000 (02:55 +0000)
committerMarshall Clow <mclow.lists@gmail.com>
Thu, 12 Jul 2018 02:55:01 +0000 (02:55 +0000)
commit71f1ec7ea1108937251d3681fb91d882009f0a97
tree2b4dbaff827a2c1278cb2012cb2c7b132f65c168
parent28f69c72bbb42ebc45a475a4be5d1c398dbd1b89
Turns out that wide literals U"xxx" and u"xxx" are c++11 and later.

llvm-svn: 336880
libcxx/test/std/strings/string.view/string.view.cons/assign.pass.cpp