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Esoteric compiler question.

    Date: Thu, 9 Nov 89 13:23 EST
    From: Rusty@Cassiopeia.Mystech.Dialnet.Symbolics.COM (Rusty Johnson)

    Does someone know a way (hopefully easy) to determine during macro
    expansion, if the macro is being expanded by the compiler or by the

    Rusty Johnson

I think (boundp 'compiler:*function-list*) should work in every release
through 8.0, but may not work in a future release.

You probably really want to write an optimizer if you want a different
expansion at compile time than at run time.  There's some information in
the documentation about doing this.