* calendar/parse-time.el (parse-time-string-chars): Save match data.

2 files changed, 13 insertions, 7 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 5c323349f72..341e2380381 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2009-08-16  Chong Yidong  <cyd@stupidchicken.com>
+
+        * calendar/parse-time.el (parse-time-string-chars): Save match
+        data.
+
 2009-08-16  Stefan Monnier  <monnier@iro.umontreal.ca>
 
         * progmodes/sql.el (sql-product-alist): Add :name tag to entries.
diff --git a/lisp/calendar/parse-time.el b/lisp/calendar/parse-time.el
index 27a71269281..56a2fd715d2 100644
--- a/lisp/calendar/parse-time.el
+++ b/lisp/calendar/parse-time.el
@@ -51,13 +51,14 @@
   (aref parse-time-digits char))
 
 (defsubst parse-time-string-chars (char)
-  (let (case-fold-search str)
-    (cond ((eq char ?+) 1)
-          ((eq char ?-) -1)
-          ((eq char ?:) ?d)
-          ((string-match "[[:upper:]]" (setq str (string char))) ?A)
-          ((string-match "[[:lower:]]" str) ?a)
-          ((string-match "[[:digit:]]" str) ?0))))
+  (save-match-data
+    (let (case-fold-search str)
+      (cond ((eq char ?+) 1)
+            ((eq char ?-) -1)
+            ((eq char ?:) ?d)
+            ((string-match "[[:upper:]]" (setq str (string char))) ?A)
+            ((string-match "[[:lower:]]" str) ?a)
+            ((string-match "[[:digit:]]" str) ?0)))))
 
 (put 'parse-error 'error-conditions '(parse-error error))
 (put 'parse-error 'error-message "Parsing error")