On 2025-04-24 03:57, Bruno Haible via bug-diffutils via All diffutils 
discussion. wrote:
> ../../src/sdiff.c: In function 'edit':
> ../../src/sdiff.c:884:8: error: a label can only be part of a statement and a declaration is not a statement
>          int cmd1 = skip_white ();

Thanks for reporting that. I installed the attached to fix it.