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-rw-r--r--gcc/cppfiles.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/cppfiles.c b/gcc/cppfiles.c
index 2b15371..fe9f026 100644
--- a/gcc/cppfiles.c
+++ b/gcc/cppfiles.c
@@ -881,6 +881,7 @@ read_name_map (pfile, dirname)
map_list_ptr = ((struct file_name_map_list *)
xmalloc (sizeof (struct file_name_map_list)));
map_list_ptr->map_list_name = xstrdup (dirname);
+ map_list_ptr->map_list_map = NULL;
name = (char *) alloca (strlen (dirname) + strlen (FILE_NAME_MAP_FILE) + 2);
strcpy (name, dirname);