diff -Nrup gcc-4.2.1/gcc/config/avr32/avr32.c gcc-4.2.1-new/gcc/config/avr32/avr32.c
--- gcc-4.2.1/gcc/config/avr32/avr32.c  2007-11-15 18:20:25.000000000 +0100
+++ gcc-4.2.1-new/gcc/config/avr32/avr32.c      2007-11-16 13:34:39.000000000 +0100
@@ -705,8 +705,8 @@ avr32_output_mi_thunk (FILE * file,
       {
         if (avr32_const_ok_for_constraint_p (mi_delta, 'I', "Is21"))
           {
-            fprintf (file, "\tsub\t%s, -0x%x\n", reg_names[this_regno],
-                mi_delta);
+            fprintf (file, "\tsub\t%s, %d\n", reg_names[this_regno],
+                -mi_delta);
           }
         else
           {