1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/cccp.c b/gcc/cccp.c
index 8771d0d..7f2f584 100644
--- a/gcc/cccp.c
+++ b/gcc/cccp.c
@@ -1715,7 +1715,7 @@ main (argc, argv)
 	  struct file_name_list *dirtmp;
 	  char *dir = argv[i][2] ? argv[i] + 2 : argv[++i];
 
-	  if (! ignore_srcdir && !strcmp (dir, "-")) {
+	  if (! ignore_srcdir && dir && !strcmp (dir, "-")) {
 	    ignore_srcdir = 1;
 	    /* Don't use any preceding -I directories for #include <...>.  */
 	    first_bracket_include = 0;