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Incorrect result with GPU backends #2051

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athas opened this issue Nov 29, 2023 · 0 comments

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athas commented Nov 29, 2023

-- ==
-- compiled random input { [512][32]i32 } auto output

def main [n][m] (xss: [n][m]i32): []i32 =
  reduce (\(xs: []i32) ys ->
               loop zs = replicate m 0 for i < m do
                 let zs[i] = xs[i] + ys[i]
                 in zs
         )
         (replicate m 0)
         xss

Looks to be an error in code generation for non-commutative non-segmented reductions with array operands.

athas added bug compiler labels

athas self-assigned this

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          Fix #2051.

f8e2b7e

athas closed this as completed in

5a2e404

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