2013-07-02 Tristan Gingold <gingold@adacore.com>

[deliverable/binutils-gdb.git] / gas / remap.c

diff --git a/gas/remap.c b/gas/remap.c
index 0c863fb10d082ec0431b593da48cbfa23f16e8be..ae9b9ddaa9cfb5094652e4710ac7db20693b2b83 100644 (file)
--- a/gas/remap.c
+++ b/gas/remap.c
@@ -65,8 +65,9 @@ add_debug_prefix_map (const char *arg)
   debug_prefix_maps = map;
 }
 
-/* Perform user-specified mapping of debug filename prefixes.  Return
-   the new name corresponding to FILENAME.  */
+/* Perform user-specified mapping of debug filename prefixes.  Returns
+   a newly allocated buffer containing the name corresponding to FILENAME.
+   It is the caller's responsibility to free the buffer.  */
 
 const char *
 remap_debug_filename (const char *filename)
@@ -80,7 +81,7 @@ remap_debug_filename (const char *filename)
     if (filename_ncmp (filename, map->old_prefix, map->old_len) == 0)
       break;
   if (!map)
-    return filename;
+    return xstrdup (filename);
   name = filename + map->old_len;
   name_len = strlen (name) + 1;
   s = (char *) alloca (name_len + map->new_len);