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discard """
targets: "c cpp js"
"""
proc fn1[T](a: openArray[T]): seq[T] =
for ai in a: result.add ai
proc fn2[T](a: var openArray[T]): seq[T] =
for ai in a: result.add ai
proc fn3[T](a: var openArray[T]) =
for i, ai in mpairs(a): ai = i * 10
proc main =
var a = [1,2,3,4,5]
doAssert fn1(a.toOpenArray(1,3)) == @[2,3,4]
doAssert fn2(toOpenArray(a, 1, 3)) == @[2,3,4]
doAssert fn2(a.toOpenArray(1,3)) == @[2,3,4]
fn3(a.toOpenArray(1,3))
when defined(js): discard # xxx bug #15952: `a` left unchanged
else: doAssert a == [1, 0, 10, 20, 5]
main()
# static: main() # xxx bug #15952: Error: cannot generate code for: mSlice
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