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Re: issue QUOTE-SEMANTICS, version 2

> Can you explain how QUOTE-SEMANTICS and CONSTANT-COLLAPSING aren't the
> addressing the same issue?

QUOTE-SEMANTICS discusses in what circumstances (COMPILE-FILE only or
COMPILE and EVAL also) it is legitimate for constants to be coalesced
or copied. 

CONSTANT-COLLAPSING proposes to change the equivalence relationship
used to compare two constants to see if they can be coalesced from
EQUAL to something more general.