[Bug 55655] New: user32:dialog - test_IsDialogMessageA_proc() fails in the Hindi locale on Wine

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=55655

Bug ID: 55655
           Summary: user32:dialog - test_IsDialogMessageA_proc() fails in
                    the Hindi locale on Wine
           Product: Wine
           Version: unspecified
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: user32
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

user32:dialog - test_IsDialogMessageA_proc() fails in the Hindi locale on Wine:

dialog.c:578: Test failed: Got unexpected wparam 0xfffd.

See https://test.winehq.org/data/patterns.html#user32:dialog

A bisect shows that this failure started with the commit below:

commit 109d15ab352fcec17479e3caf8e2aad586e57531
Author: Zhiyi Zhang 
Date:   Thu Aug 17 16:33:52 2023 +0800

user32: Map WM_CHAR wparam in ASCII to Unicode in IsDialogMessageA() for
CJK locales.

Fix displaying Chinese characters as "??" in some applications with Chinese
locale.