src/test/scripts/functions/recompile/remove_empty_potpourri4.dml

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X = matrix(1, rows=1000, cols=3);
B = matrix(1, rows=1000, cols=2);
C = matrix(7, rows=1000, cols=1);
D = matrix(3, rows=1000, cols=1);

while(FALSE){}

tmp = cbind(X [, 1 : 2], B) * (C * (1 - D));
E = removeEmpty (target = tmp, margin = "rows");

X = removeEmpty (target = X * C, margin = "rows");
n = nrow (X);

while(FALSE){} 

R = X + sum(E) + n;

print(sum(R))

write(R, $1);