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29 lines
566 B
Nim
29 lines
566 B
Nim
discard """
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output: '''success'''
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"""
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# bug #3804
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#import sequtils
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type AnObj = ref object
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field: string
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#proc aBug(objs: seq[AnObj]) {.compileTime.} =
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# discard objs.mapIt(it.field & " bug")
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proc sameBug(objs: seq[AnObj]) {.compileTime.} =
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var strSeq = newSeq[string](objs.len)
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strSeq[0] = objs[0].field & " bug"
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static:
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var objs: seq[AnObj] = @[]
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objs.add(AnObj(field: "hello"))
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sameBug(objs)
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# sameBug(objs)
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echo objs[0].field
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assert(objs[0].field == "hello") # fails, because (objs[0].field == "hello bug") - mutated!
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echo "success"
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