* set the rangedef of open arrays to ptrsinttype (instead of s32inttype),
    so that it's the same as the def returned by the low/high nodes
    (mantis #25703)

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@27970 3ad0048d-3df7-0310-abae-a5850022a9f2
  * fixed tbs/tb0607 for 64 bit targets: there the nf_internal flag isn't set
    for cardinal-cardinal. Now treat the result of any sub node as potentially
    negative.

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@27971 3ad0048d-3df7-0310-abae-a5850022a9f2