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authorAndy Wingo <wingo@pobox.com>2011-12-21 22:04:18 -0500
committerAndy Wingo <wingo@pobox.com>2011-12-21 22:04:18 -0500
commitcc8afa2b361635953dfba7f10e4193b1f243a50f (patch)
tree6ad38522559a9df645cb89108579b9a13e07ec39 /module
parentfff39e1aa5df70a65e78a3d49d6d841f58bafde7 (diff)
downloadguile-cc8afa2b361635953dfba7f10e4193b1f243a50f.tar.gz
peval fix: (cons 1 #nil) is not (list 1)
* module/language/tree-il/peval.scm (peval): (cons FOO #nil) is not (cons FOO '()). * test-suite/tests/tree-il.test ("partial evaluation"): Add a test.
Diffstat (limited to 'module')
-rw-r--r--module/language/tree-il/peval.scm2
1 files changed, 1 insertions, 1 deletions
diff --git a/module/language/tree-il/peval.scm b/module/language/tree-il/peval.scm
index dcdf189a2..a6bb954e2 100644
--- a/module/language/tree-il/peval.scm
+++ b/module/language/tree-il/peval.scm
@@ -1040,7 +1040,7 @@ top-level bindings from ENV and return the resulting expression."
(match (cons name (map for-value orig-args))
(('cons head tail)
(match tail
- (($ <const> src ())
+ (($ <const> src (? (cut eq? <> '())))
(make-application src (make-primitive-ref #f 'list)
(list head)))
(($ <application> src ($ <primitive-ref> _ 'list) elts)