No longer reject inputs when using a locale that has grouping information _and_ the input has no grouping characters at all. We continue to reject cases when the input has grouping characters in the wrong place. Fixes PR#28704

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@362508 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed