* SPARC, g_concatcopy and g_concatcopy_unaligned: removed strange (probably long outdated) comments and unnecessary operations.
* g_concatcopy: avoid taking address of references if possible.

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@26281 3ad0048d-3df7-0310-abae-a5850022a9f2