- removed unused variables


git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28282 3ad0048d-3df7-0310-abae-a5850022a9f2
* m68k: partially improved code generation for comparisons.

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28283 3ad0048d-3df7-0310-abae-a5850022a9f2