bug#70716: flymake-cc creates `-.o` files

[Stefan Kangas]

Eli Zaretskii <eliz@gnu.org> writes:

>> Cc: 70716@debbugs.gnu.org
>> From: João Távora <joaotavora@gmail.com>
>> Date: Thu, 2 May 2024 14:13:49 +0100
>>
>> On Thu, May 2, 2024 at 2:10 PM Mattias Engdegård 
>> <mattias.engdegard@gmail.com> wrote:
>>
>>  `flymake-cc-use-special-make-target`, the standard value for 
>> `flymake-cc-command`, generates a
>>  command like
>>
>>    make check-syntax CHK_SOURCES="-x c -c -"
>>
>>  which causes the compiler (at least Clang) to create the file `-.o` that is 
>> never cleaned up and whose
>>  name is mysterious and awkward to remove.
>>
>>  What about the patch below?
>>
>>
>> Copying in Spencer Baugh, the new Flymake maintainer.
>
> Spencer, any comments or suggestions or patches?
>
> Thanks.

Ping.