[Issue 5243] dmd -run potentially removes user files

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=5243

--- Comment #15 from Ivan Kazmenko <gassa at mail.ru> ---
Also, "dmd -run" can't handle multiple source files, while "rdmd" manages to
collect the missing pieces when given the file with main() as argument.

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