So when the next line assigns to 'my_var' - the assignment is done to a global variable.

That's not what's happening. It is indeed assigning to the lexical var.

Running my pushes a directive on the stack that clears the lexical var on scope exit. This is what's being skipped in the OP's code.

In reply to Re^2: Conditional initialization of lexical (my) variables by ikegami
in thread Conditional initialization of lexical (my) variables by muthm

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