* src/minibuf.c (Ftest_completion): Ignore non-string/symbol keys in hash

tables.

Fixes: debbugs:14054

2 files changed, 11 insertions, 2 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 04dcee7b6eb..402792b5460 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2013-04-09  Stefan Monnier  <monnier@iro.umontreal.ca>
+
+        * minibuf.c (Ftest_completion): Ignore non-string/symbol keys in hash
+        tables (bug#14054).
+
 2013-04-08  Stefan Monnier  <monnier@iro.umontreal.ca>
 
         * window.c (select_window): Don't record_buffer while the invariant is
diff --git a/src/minibuf.c b/src/minibuf.c
index 68c39310f01..4cc1f8d435a 100644
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -1800,17 +1800,21 @@ the values STRING, PREDICATE and `lambda'.  */)
     {
       struct Lisp_Hash_Table *h = XHASH_TABLE (collection);
       i = hash_lookup (h, string, NULL);
+      Lisp_Object key = Qnil;
       if (i >= 0)
         tem = HASH_KEY (h, i);
       else
         for (i = 0; i < HASH_TABLE_SIZE (h); ++i)
           if (!NILP (HASH_HASH (h, i))
+              && (key = HASH_KEY (h, i),
+                  SYMBOLP (key) ? key = Fsymbol_name (key) : key,
+                  STRINGP (key))
               && EQ (Fcompare_strings (string, make_number (0), Qnil,
-                                       HASH_KEY (h, i), make_number (0) , Qnil,
+                                       key, make_number (0) , Qnil,
                                        completion_ignore_case ? Qt : Qnil),
                      Qt))
             {
-              tem = HASH_KEY (h, i);
+              tem = key;
               break;
             }
       if (!STRINGP (tem))