Follow up on tiny regression / unexpected logs warning about "WChar XXX has a bitSize.cx of zero" (windbg, Firefox,...)

reactos-bootcd-0.4.16-dev-254-g30b4024-x86-gcc-lin-dbg

Follow up of CORE-19768

Tiny REGRESSION following guilty commit https://github.com/reactos/reactos/commit/a1bff5b94efa36b9e48d37f91b56428131c10531 by DougLyons and I_Kill_Bugs  

Case #1 : winDbg

• Download link  https://web.archive.org/web/20170930093716/http://codemachine.com/downloads/winxp/dbg_x86_6.0.17.0.msi
• When scrolling EULA: 

(win32ss/gdi/ntgdi/freetype.c:7069) WARNING: WChar 0x0062 has a bitSize.cx of zero 

Case #1b

• See CORE-19898

Case #2 : Firefox

• Firefox v52 from RAPPS
• Open default homepage
• Log shows :

(win32ss/gdi/ntgdi/freetype.c:7069) WARNING: WChar 0x0113 has a bitSize.cx of zero 

* Open "lemonde.fr" and browse several pages

• Log shows :

(win32ss/gdi/ntgdi/freetype.c:7069) WARNING: WChar 0x0063 has a bitSize.cx of zero

(win32ss/gdi/ntgdi/freetype.c:7069) WARNING: WChar 0x0212 has a bitSize.cx of zero

(win32ss/gdi/ntgdi/freetype.c:7069) WARNING: WChar 0x0211 has a bitSize.cx of zero

(win32ss/gdi/ntgdi/freetype.c:7069) WARNING: WChar 0x07d6 has a bitSize.cx of zero 

Case #3 : Regional Settings

• Open Control Panel Regional settings
• Select "Thai"
• Log shows :

(win32ss/gdi/ntgdi/freetype.c:7069) WARNING: WChar 0x0021 has a bitSize.cx of zero 

Info:

• 0x0021 : Exclamation mark https://everythingfonts.com/unicode/0x0021
• 0x0062: Symbol of voiced bilabial plosive according to https://commons.wikimedia.org/wiki/File:IPA_Unicode_0x0062.svg
• 0x0063: Symbol of voiceless palatal plosive according to https://commons.wikimedia.org/wiki/File:IPA_Unicode_0x0063.svg
• 0x0113 : E with a macron : https://www.ascii-code.com/character/%C4%93 
• 0x0211:  LATIN SMALL LETTER R WITH DOUBLE GRAVE https://www.ssec.wisc.edu/~tomw/java/unicode.html 
• 0x0212: R WITH INVERTED BREVE : https://unicodemap.com/details/0x0212/index.html 
• 0x07d6 : Nko Letter Ja https://unicodeplus.com/U+07D6