sub cc, happens to use the same dummy variable name $tmp.
But dummy variables should always be lexicals. In fact, I don't think you've absorbed the concept that everything possible (which is just about everything) should be lexical. Are you dealing with legacy code?

In reply to Re^3: Type globs, strict, and lexical variables by ysth
in thread Type globs, strict, and lexical variables by cems2

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