2 files changed, 9 insertions, 1 deletions
diff --git a/gcc/config/avr/avr-log.c b/gcc/config/avr/avr-log.c
index 1cd7b028c06..aacaed04ef1 100644
--- a/gcc/config/avr/avr-log.c
+++ b/gcc/config/avr/avr-log.c
@@ -146,7 +146,13 @@ avr_log_vadump (FILE *file, const char *caller, va_list ap)
               }
 
             case 'T':
-              print_node_brief (file, "", va_arg (ap, tree), 3);
+              {
+                tree t = va_arg (ap, tree);
+                if (NULL_TREE == t)
+                  fprintf (file, "<NULL-TREE>");
+                else
+                  print_node_brief (file, "", t, 3);
+              }
               break;
 
             case 'd':
diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c
index 1f333ccc1b2..e453bfb6814 100644
--- a/gcc/config/avr/avr.c
+++ b/gcc/config/avr/avr.c
@@ -26,6 +26,8 @@
 #include "target.h"
 #include "rtl.h"
 #include "tree.h"
+#include "stringpool.h"
+#include "attribs.h"
 #include "cgraph.h"
 #include "c-family/c-common.h"
 #include "cfghooks.h"