Mark H Weaver <[email protected]> writes:
> I believe the problem is most likely in 'lift-applied-lambda' in
> peval.scm. When transforming:
>
> (lambda args (apply (lambda ...) args)) => (lambda ...)
>
> it does not appear to check whether 'args' is referenced within the
> inner lambda.
Here's a proposed patch, which seems to fix compilation of the code
Stefan provided.
Mark
diff --git a/module/language/tree-il/peval.scm
b/module/language/tree-il/peval.scm
index 993fa0ad6..9f6c26520 100644
--- a/module/language/tree-il/peval.scm
+++ b/module/language/tree-il/peval.scm
@@ -1589,6 +1589,9 @@ top-level bindings from ENV and return the resulting
expression."
($ <lexical-ref> _ _ sym)
...))
(and (equal? sym gensyms)
+ (every (lambda (s)
+ (= (lexical-refcount s) 1))
+ sym)
(not (lambda-case-alternate lcase))
lcase))
(_ #f))))
