[8406] parsetexi update

[gavinsmith0123]

Revision: 8406
          http://svn.sv.gnu.org/viewvc/?view=rev&root=texinfo&revision=8406
Author:   gavin
Date:     2018-10-25 14:26:18 -0400 (Thu, 25 Oct 2018)
Log Message:
-----------
parsetexi update

Modified Paths:
--------------
    trunk/tp/Texinfo/XS/parsetexi/macro.c

Modified: trunk/tp/Texinfo/XS/parsetexi/macro.c
===================================================================
--- trunk/tp/Texinfo/XS/parsetexi/macro.c       2018-10-25 14:06:14 UTC (rev 
8405)
+++ trunk/tp/Texinfo/XS/parsetexi/macro.c       2018-10-25 18:26:18 UTC (rev 
8406)
@@ -59,6 +59,10 @@
       new &= ~USER_COMMAND_BIT;
       user_defined_command_data[new].flags |= CF_MACRO;
     }
+  else
+    {
+      free (m->macro_name);
+    }
 
   m->macro_name = strdup (name);
   m->element = macro;
@@ -273,6 +277,7 @@
             {
               line_error ("@%s missing closing brace", command_name(cmd));
               line = "\n";
+              free (arg.text);
               goto funexit;
             }
           pline = line;
@@ -318,7 +323,7 @@
               break;
             }
 
-          // 2021 check for too many args
+          // check for too many args
           if (*sep == '}' || arg_number < args_total - 1)
             {
               /* Add the last argument read to the list. */