[Bug c/44677] Warn for variables incremented but not used (+=, ++)

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44677

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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  Attachment #61171|0                           |1
        is obsolete|                            |

--- Comment #23 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 61175
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61175&action=edit
gcc16-pr44677-wip.patch

Updated untested patch which handles C++ too.