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-rw-r--r--module/ice-9/psyntax-pp.scm36
1 files changed, 26 insertions, 10 deletions
diff --git a/module/ice-9/psyntax-pp.scm b/module/ice-9/psyntax-pp.scm
index 7475983e5..68d1bf6eb 100644
--- a/module/ice-9/psyntax-pp.scm
+++ b/module/ice-9/psyntax-pp.scm
@@ -1950,7 +1950,7 @@
(values
(syntax->datum id)
r
- w
+ '((top))
#f
(syntax->datum
(cons '#(syntax-object public ((top)) (hygiene guile)) mod))))
@@ -1982,16 +1982,32 @@
(loop (+ i 1)))))))
(else x)))))
(let* ((tmp-1 e) (tmp ($sc-dispatch tmp-1 '(_ each-any any))))
- (if (and tmp (apply (lambda (mod exp) (and-map id? mod)) tmp))
- (apply (lambda (mod exp)
- (let ((mod (syntax->datum
- (cons '#(syntax-object private ((top)) (hygiene guile)) mod))))
- (values (remodulate exp mod) r w (source-annotation exp) mod)))
+ (if (and tmp
+ (apply (lambda (mod id) (and (and-map id? mod) (id? id))) tmp))
+ (apply (lambda (mod id)
+ (values
+ (syntax->datum id)
+ r
+ '((top))
+ #f
+ (syntax->datum
+ (cons '#(syntax-object private ((top)) (hygiene guile)) mod))))
tmp)
- (syntax-violation
- #f
- "source expression failed to match any pattern"
- tmp-1))))))
+ (let ((tmp ($sc-dispatch
+ tmp-1
+ '(_ #(free-id #(syntax-object @@ ((top)) (hygiene guile)))
+ each-any
+ any))))
+ (if (and tmp (apply (lambda (mod exp) (and-map id? mod)) tmp))
+ (apply (lambda (mod exp)
+ (let ((mod (syntax->datum
+ (cons '#(syntax-object private ((top)) (hygiene guile)) mod))))
+ (values (remodulate exp mod) r w (source-annotation exp) mod)))
+ tmp)
+ (syntax-violation
+ #f
+ "source expression failed to match any pattern"
+ tmp-1))))))))
(global-extend
'core
'if