updated for version 7.3.1149
Problem:    New regexp engine: Matching plain text could be faster.
Solution:   Detect a plain text match and handle it specifically.  Add
            vim_regfree().
diff --git a/src/misc2.c b/src/misc2.c
index 4d350c4..196641f 100644
--- a/src/misc2.c
+++ b/src/misc2.c
@@ -1134,7 +1134,7 @@
     /* Free some global vars. */
     vim_free(username);
 # ifdef FEAT_CLIPBOARD
-    vim_free(clip_exclude_prog);
+    vim_regfree(clip_exclude_prog);
 # endif
     vim_free(last_cmdline);
 # ifdef FEAT_CMDHIST
@@ -5008,8 +5008,8 @@
 #endif
 		{
 		    /*
-		     * we don't have further wildcards to expand, so we have to
-		     * check for the final file now
+		     * We don't have further wildcards to expand, so we have to
+		     * check for the final file now.
 		     */
 		    for (i = stackp->ffs_filearray_cur;
 					  i < stackp->ffs_filearray_size; ++i)