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Foundation F1.3 XABEL: Heavily constrained designs may cause fitter to core dump
Keywords: crash, fitter, hitop, core dump, retain, loc, keep, xabel
Heavily constrained abel designs cause the M1.3 fitter to core dump
As a work-around, remove the RETAIN and FB LOC constraints.
Possibly remove the KEEP attributes to obtains better results.
In general, do not over constrain the designs.
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