\[\left(\left(d1 \cdot d1\right) \cdot d1\right) \cdot d1\]

\left(\left(d1 \cdot d1\right) \cdot d1\right) \cdot d1

double f(double d1) {
        double r7120987 = d1;
        double r7120988 = r7120987 * r7120987;
        double r7120989 = r7120988 * r7120987;
        double r7120990 = r7120989 * r7120987;
        return r7120990;
}

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 0 
(FPCore (d1)
  :name "FastMath repmul"
  (*.p16 (*.p16 (*.p16 d1 d1) d1) d1))

Backtrace

hash-ref: no value found for key key: '(#<cpointer:posit16>)		L	C
best-and-tied-at-points	/home/p92/nightlies/herbie/optional-posits/src/core/alt-table.rkt	117	0
atab-add-altn	/home/p92/nightlies/herbie/optional-posits/src/core/alt-table.rkt	202	0
for-loop	/home/p92/nightlies/herbie/optional-posits/src/core/alt-table.rkt	56	2
(unnamed)	/opt/racket-7.0/collects/racket/contract/private/arrow-val-first.rkt	388	18
finalize-iter!	/home/p92/nightlies/herbie/optional-posits/src/mainloop.rkt	272	0
run-iter!	/home/p92/nightlies/herbie/optional-posits/src/mainloop.rkt	321	0
for-loop	/home/p92/nightlies/herbie/optional-posits/src/mainloop.rkt	355	4
run-improve43	/home/p92/nightlies/herbie/optional-posits/src/mainloop.rkt	340	0
(unnamed)	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	261	28
(unnamed)	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	261	28