7 lines
190 B
Text
7 lines
190 B
Text
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let id x = x
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#define ID(X) X
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#define APPLY(F : [.], X) F(X)
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APPLY(ID(id), 42)
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(* invalid because APPLY expects a macro as an argument:
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ID would be a valid argument; ID(id) is not. *)
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