\[\left(\left(x \cdot y + z \cdot t\right) + a \cdot b\right) + c \cdot i\]
\left(\left(x \cdot y + z \cdot t\right) + a \cdot b\right) + c \cdot i
double f(double x, double y, double z, double t, double a, double b, double c, double i) {
        double r12914 = x;
        double r12915 = y;
        double r12916 = r12914 * r12915;
        double r12917 = z;
        double r12918 = t;
        double r12919 = r12917 * r12918;
        double r12920 = r12916 + r12919;
        double r12921 = a;
        double r12922 = b;
        double r12923 = r12921 * r12922;
        double r12924 = r12920 + r12923;
        double r12925 = c;
        double r12926 = i;
        double r12927 = r12925 * r12926;
        double r12928 = r12924 + r12927;
        return r12928;
}

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 2019310 +o rules:numerics
(FPCore (x y z t a b c i)
  :name "Linear.V4:$cdot from linear-1.19.1.3"
  :precision binary64
  (+ (+ (+ (* x y) (* z t)) (* a b)) (* c i)))

Backtrace

match: no matching clause for 'binary64LC
match:error/opt/racket-7.2/collects/racket/match/runtime.rkt240
make-multiplication-subsubsubnode/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/reduce.rkt2660
for-loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/reduce.rkt2463
make-multiplication-subnode/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/reduce.rkt2440
make-multiplication-node/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/reduce.rkt2340
simplify/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/reduce.rkt160
hash-ref!/opt/racket-7.2/collects/racket/private/more-scheme.rkt3762
(unnamed)/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/taylor.rkt4515
hash-ref!/opt/racket-7.2/collects/racket/private/more-scheme.rkt3762
(unnamed)/opt/racket-7.2/collects/racket/contract/private/arrow-higher-order.rkt36033
(unnamed)/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/taylor.rkt6815
hash-ref!/opt/racket-7.2/collects/racket/private/more-scheme.rkt3762
(unnamed)/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/taylor.rkt6815
hash-ref!/opt/racket-7.2/collects/racket/private/more-scheme.rkt3762
(unnamed)/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/taylor.rkt6815
hash-ref!/opt/racket-7.2/collects/racket/private/more-scheme.rkt3762
loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/taylor.rkt874
approximate9/data/pavpan/nightlies/herbie/fix-interface-bugs/src/core/taylor.rkt120
(unnamed)/opt/racket-7.2/collects/racket/contract/private/arrow-higher-order.rkt36033
loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/programs.rkt734
loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/programs.rkt734
loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/programs.rkt734
loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/programs.rkt734
loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/programs.rkt734
location-do/data/pavpan/nightlies/herbie/fix-interface-bugs/src/programs.rkt640
location-do/data/pavpan/nightlies/herbie/fix-interface-bugs/src/programs.rkt640
(unnamed)/opt/racket-7.2/collects/racket/contract/private/arrow-higher-order.rkt36033
for-loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/mainloop.rkt1516
taylor-alt/data/pavpan/nightlies/herbie/fix-interface-bugs/src/mainloop.rkt1450
for-loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/mainloop.rkt1667
gen-series!/data/pavpan/nightlies/herbie/fix-interface-bugs/src/mainloop.rkt1590
run-iter!/data/pavpan/nightlies/herbie/fix-interface-bugs/src/mainloop.rkt3260
for-loop/data/pavpan/nightlies/herbie/fix-interface-bugs/src/mainloop.rkt3644
run-improve47/data/pavpan/nightlies/herbie/fix-interface-bugs/src/mainloop.rkt3450
(unnamed)/opt/racket-7.2/collects/racket/private/more-scheme.rkt26128
run/opt/racket-7.2/share/pkgs/profile-lib/main.rkt392
profile-thunk16/opt/racket-7.2/share/pkgs/profile-lib/main.rkt90
(unnamed)/opt/racket-7.2/collects/racket/private/more-scheme.rkt26128