Fix io::Take behavior with limit 0 #22640
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We can't call into the inner reader for a 0-byte read because that may end up blocking or returning an error.
Manishearth
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Feb 23, 2015
We can't call into the inner reader for a 0-byte read because that may end up blocking or returning an error. r? @alexcrichton
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We can't call into the inner reader for a 0-byte read because that may
end up blocking or returning an error.
r? @alexcrichton