Re: [PATCH 0/2] MR6719: msvcrt: Improve DBCS support for _toupper_l().

[Piotr Caban (＠piotr)]

It introduces new test failures. In order to fix it please load toupper dynamically to avoid some compiler optimizations.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/6719#note_85731