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Added symbolp check before the use of lookup-macro-def in
author
Vladimir Sedach
<vsedach@gmail.com>
Fri, 11 Sep 2009 19:21:57 +0000
(13:21 -0600)
committer
Vladimir Sedach
<vsedach@gmail.com>
Sun, 13 Sep 2009 21:44:13 +0000
(15:44 -0600)
ps-macroexpand (more low-hanging performance fruit).
src/compiler.lisp
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diff --git
a/src/compiler.lisp
b/src/compiler.lisp
index
4f590c0
..
30bd35d
100644
(file)
--- a/
src/compiler.lisp
+++ b/
src/compiler.lisp
@@
-150,7
+150,7
@@
CL environment)."
(defpsmacro ,name ,args ,@body)))
(defun ps-macroexpand (form)
- (aif (or (
lookup-macro-def form *ps-symbol-macro-env*
)
+ (aif (or (
and (symbolp form) (lookup-macro-def form *ps-symbol-macro-env*)
)
(and (consp form) (lookup-macro-def (car form) *ps-macro-env*)))
(values (ps-macroexpand (funcall it form)) t)
form))