bug#15273: 24.3.50; Combining character sequences are displayed weirdly

[Eli Zaretskii <eliz@gnu.org>]

> From: Wolfgang Jenkner <wjenkner@inode.at>
> Date: Sat, 07 Sep 2013 14:25:36 +0200
> Cc: 15273@debbugs.gnu.org
> 
> On Fri, Sep 06 2013, Xue Fuqiao wrote:
> 
> > â ;; LATIN SMALL LETTER A WITH CIRCUMFLEX + COMBINING ACUTE ACCENT
> 
> The COMBINING ACUTE ACCENT seems to be missing here, by the way:
> 
>              position: 788 of 925 (85%), restriction: <502-926>, column: 2
>             character: â (displayed as â) (codepoint 226, #o342, #xe2)
>     preferred charset: unicode (Unicode (ISO10646))
> code point in charset: 0xE2
>                script: latin
>                syntax: w 	which means: word
>              category: .:Base, L:Left-to-right (strong), j:Japanese, l:Latin, v:Viet
>              to input: type "C-x 8 RET HEX-CODEPOINT" or "C-x 8 RET NAME"
>           buffer code: #xC3 #xA2
>             file code: #xC3 #xA2 (encoded by coding system utf-8-emacs)
>               display: by this font (glyph code)
>     xft:-unknown-DejaVu Sans Mono-normal-normal-normal-*-15-*-*-*-m-0-iso10646-1 (#xA4)
> 
> Character code properties: customize what to show
>   name: LATIN SMALL LETTER A WITH CIRCUMFLEX
>   old-name: LATIN SMALL LETTER A CIRCUMFLEX
>   general-category: Ll (Letter, Lowercase)
>   decomposition: (97 770) ('a' '̂')

You are showing information about a different character, the character
called out by LATIN SMALL LETTER A WITH CIRCUMFLEX + COMBINING ACUTE
ACCENT has the codepoint of u+1ea5.