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Clarify docs for SCM_UNSPECIFIED: used sometimes but not always

* doc/ref/data-rep.texi (Immediate objects): Clarify the description
  of SCM_UNSPECIFIED.  It is returned by some (but not all) expressions
  whose value is unspecified by the Scheme standard.
This commit is contained in:
Mark H Weaver 2011-05-25 12:31:21 -04:00
parent 7ad0737de9
commit f567a43cf0

View file

@ -443,8 +443,8 @@ representation, for obvious reasons.
@end deftypefn
@deftypefn Macro SCM SCM_UNSPECIFIED
The value returned by expressions which the Scheme standard says return
an ``unspecified'' value.
The value returned by some (but not all) expressions that the Scheme
standard says return an ``unspecified'' value.
This is sort of a weirdly literal way to take things, but the standard
read-eval-print loop prints nothing when the expression returns this