bug#59953: 28.2; c type modifiers only work as prefixes for font-lock, cc-mode

[Alan Mackenzie]

Hello, Chris.

I've committed the patch, and I'm closing the bug with this post.

On Sat, Oct 14, 2023 at 15:52:34 +0000, Alan Mackenzie wrote:
> Thanks for taking the trouble to file this bug, but sorry it's been such
> a long time without a response.

> I've now looked at the bug and it wasn't that difficult to patch.  If you
> don't mind too much, I'll put your test file into the CC Mode test suite,
> having added one line ("long int unsigned Three;") to it.

> Would you please now apply the attached patch to your current Emacs (the
> file cc-engine.el is in lisp/progmodes), byte compile cc-engine.el (or
> just the whole of CC Mode), load the result into your Emacs and try it
> out on your real source code.  Then please confirm to me that the bug is
> fixed, or tell me what's still not right.  Thanks!  (If you want any help
> in the patching of byte compilation, feel free to send me private email.)

> On Sat, Dec 10, 2022 at 22:31:18 +0000, Chris Hecker wrote:
> >    cc-mode doesn't seem to recognize that c type specifiers can come in
> >    any order (and I prefer them after so they're modifying the base type),
> >    so the highlighting doesn't work right for the variable name.  Here's
> >    an example in a struct, works the same way in a function:

> >    struct foo {
> >      unsigned int One;
> >     int unsigned Two;
> >    };

> >    emacs -Q results:

> >    [cid:emf20eaa32-35e0-4df0-a1fb-4e6ad9397939@checker-blade15]

> >    I couldn't see an easy way of fixing this (besides just adding all the
> >    combos to *-font-lock-extra-types).  Seems like there needs to be a
> >    c-primitive-type-postfix-kwds variable to do this right?

> >    Thanks,

> >    Chris

> >    In GNU Emacs 28.2 (build 2, x86_64-w64-mingw32)
> >    Â of 2022-09-13 built on AVALON

> >    Windowing system distributor 'Microsoft Corp.', version 10.0.19044
> >    System Description: Microsoft Windows 10 Home (v10.0.2009.19044.2251)
> >    Configured using:
> >    Â 'configure --with-modules --without-dbus --with-native-compilation
> >    Â --without-compress-install CFLAGS=-O2'
> >    Configured features:

[ .... ]

-- 
Alan Mackenzie (Nuremberg, Germany).