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32 lines
643 B
Nim
32 lines
643 B
Nim
discard """
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errormsg: "'foo' not disjoint from 'foo'"
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line: 23
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disabled: "true"
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"""
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# bug #1597
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import strutils, math, threadpool
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type
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BoxedFloat = object
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value: float
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proc term(k: float): ptr BoxedFloat =
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var temp = 4 * math.pow(-1, k) / (2*k + 1)
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result = cast[ptr BoxedFloat](allocShared(sizeof(BoxedFloat)))
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result.value = temp
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proc pi(n: int): float =
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var ch = newSeq[ptr BoxedFloat](n+1)
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parallel:
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for k in 0..ch.high:
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let foo = (spawn term(float(k)))
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assert foo != nil
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for k in 0..ch.high:
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var temp = ch[k][].value
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result += temp
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deallocShared(ch[k])
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echo formatFloat(pi(5000))
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