src/test/scripts/functions/misc/FunPotpourriBuiltinPrecedence.dml

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source("./src/test/scripts/functions/misc/FunPotpourriBuiltinPrecedence2.dml") as NS

sigmoid = function(Matrix[Double] X) return (Matrix[Double] Y) {
  while(FALSE){} # no inlining
  #Y = 1 / (1 + exp(-X));
  Y = 1 / (1 + exp(-X)) * 2; # corrupted result
}

X = rand(rows=10, cols=10, seed=7)
R1 = 1 / (1 + exp(-X)); # sigmoid
R2 = sigmoid(X); #must not call builtin
R3 = NS::sigmoid(X); #must not call builtin or local 

if( sum(abs(R1*2 - R2) > 1e-8) != 0 )
   print(R2[-sum(R1),-sum(R2)]) #crash test
if( sum(abs(R1*3 - R3) > 1e-8) != 0 )
   print(R3[-sum(R1),-sum(R3)]) #crash test