FIXED: Shifter set gced_size for stacks.  This can cause GC not to happen.  Found in a tight loop catching exceptions by both Keri Harris and Markus Triska.  Thanks.
FIXED: Shifter set gced_size for stacks.  This can cause GC not to
happen.  Found in a tight loop catching exceptions by both Keri Harris
and Markus Triska.  Thanks.

koryonik/swipl-devel,edechter/swipl-devel,mndrix/swipl-devel,jn7163/swipl-devel,mndrix/swipl-devel,jn7163/swipl-devel,mndrix/swipl-devel,koryonik/swipl-devel,edechter/swipl-devel,mndrix/swipl-devel,mndrix/swipl-devel,edechter/swipl-devel,edechter/swipl-devel,edechter/swipl-devel,koryonik/swipl-devel,jn7163/swipl-devel,jn7163/swipl-devel,koryonik/swipl-devel,koryonik/swipl-devel,jn7163/swipl-devel