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go/types: fail to reject overflowing shift #12945

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mdempsky opened this issue Oct 15, 2015 · 1 comment
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go/types: fail to reject overflowing shift #12945

mdempsky opened this issue Oct 15, 2015 · 1 comment
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@mdempsky
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package main
func main() {
    _ = int8(1) << 10
}

cmd/compile says ./foo.go:3: constant 1024 overflows int8

gotype accepts it.
@ianlancetaylor ianlancetaylor added this to the Unplanned milestone Oct 15, 2015
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CL https://golang.org/cl/15900 mentions this issue.

@golang golang locked and limited conversation to collaborators Oct 24, 2016
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@mdempsky @ianlancetaylor @griesemer @gopherbot