[REBOL] Do/next error handling

[lmecir]

Example #1 (correct):
block: [1 / 0]
do block

Result:
** Math Error: Attempt to divide by zero.
** Where: 1 / 0

Example #2 (incorrect):
block: [1 / 0]
do/next block

Result:
** Math Error: Attempt to divide by zero.
** Where: do/next block

Regards
    Ladislav