Re: [PATCH] MIPS: Loongson64: Remove a "set but not used" variable

["Maciej W. Rozycki" <macro@orcam.me.uk>]

On Fri, 14 May 2021, Huacai Chen wrote:

> This fix build warning:
> 
>    arch/mips/loongson64/env.c: In function 'prom_init_env':
> >> arch/mips/loongson64/env.c:50:14: warning: variable 'device' set but not used [-Wunused-but-set-variable]
>       50 |  u16 vendor, device;
>          |              ^~~~~~
>    {standard input}: Assembler messages:
>    {standard input}:788: Error: found '(', expected: ')'
>    {standard input}:788: Error: found '(', expected: ')'
>    {standard input}:788: Error: non-constant expression in ".if" statement
>    {standard input}:788: Error: junk at end of line, first unrecognized character is `('
>    {standard input}:801: Error: found '(', expected: ')'
>    {standard input}:801: Error: found '(', expected: ')'
>    {standard input}:801: Error: non-constant expression in ".if" statement
>    {standard input}:801: Error: junk at end of line, first unrecognized character is `('

 What's this chain of assembler error messages doing here?  Surely it does 
not come from the compiler warning and is not related to the patch posted, 
and therefore it has no place in the commit description.  Have you checked 
where it's actually coming from?

  Maciej