@ -1018,6 +1018,9 @@ init_stack(int arity, CELL *pt, int top, choiceptr saved_b USES_REGS)
YENV[E_CP] = (CELL)P;
YENV[E_CB] = (CELL)B;
YENV[E_E] = (CELL)ENV;
#ifdef TABLING
YENV[E_B] = (CELL)B;
#endif
#ifdef DEPTH_LIMIT
YENV[E_DEPTH] = DEPTH;
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