Data.Colour.Matrix:inverse from colour-2.3.3, B

?

\[\frac{x \cdot y - z \cdot t}{a} \]
(FPCore (x y z t a) :precision binary64 (/ (- (* x y) (* z t)) a))
double code(double x, double y, double z, double t, double a) {
	return ((x * y) - (z * t)) / a;
}
real(8) function code(x, y, z, t, a)
    real(8), intent (in) :: x
    real(8), intent (in) :: y
    real(8), intent (in) :: z
    real(8), intent (in) :: t
    real(8), intent (in) :: a
    code = ((x * y) - (z * t)) / a
end function
public static double code(double x, double y, double z, double t, double a) {
	return ((x * y) - (z * t)) / a;
}
def code(x, y, z, t, a):
	return ((x * y) - (z * t)) / a
function code(x, y, z, t, a)
	return Float64(Float64(Float64(x * y) - Float64(z * t)) / a)
end
function tmp = code(x, y, z, t, a)
	tmp = ((x * y) - (z * t)) / a;
end
code[x_, y_, z_, t_, a_] := N[(N[(N[(x * y), $MachinePrecision] - N[(z * t), $MachinePrecision]), $MachinePrecision] / a), $MachinePrecision]
\frac{x \cdot y - z \cdot t}{a}

Reproduce?

Please include this information when filing a bug report:

herbie shell --seed 2023241 
(FPCore (x y z t a)
  :name "Data.Colour.Matrix:inverse from colour-2.3.3, B"
  :precision binary64

  :herbie-target
  (if (< z -2.468684968699548e+170) (- (* (/ y a) x) (* (/ t a) z)) (if (< z 6.309831121978371e-71) (/ (- (* x y) (* z t)) a) (- (* (/ y a) x) (* (/ t a) z))))

  (/ (- (* x y) (* z t)) a))

Backtrace

match: no matching clause for 'ivalLC
compile-progs/home/nightlies/herbie/arb-support/src/programs.rkt1220
make-search-func/home/nightlies/herbie/arb-support/src/ground-truth.rkt200
sample-points/home/nightlies/herbie/arb-support/src/ground-truth.rkt640
setup-context!/home/nightlies/herbie/arb-support/src/mainloop.rkt2930
get-alternatives/report/home/nightlies/herbie/arb-support/src/sandbox.rkt1480
(unnamed)/home/nightlies/herbie/arb-support/src/sandbox.rkt2476
(unnamed)/usr/share/racket/pkgs/profile-lib/main.rkt4010
profile-thunk/usr/share/racket/pkgs/profile-lib/main.rkt90
(unnamed)/usr/share/racket/collects/racket/engine.rkt4224