[backport from gcc-4.7/trunk <mikpe@it.uu.se>]

gcc/

2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>

	PR target/47955
	* config/m68k/m68k.c (m68k_expand_prologue): Set
	current_function_static_stack_size.

--- gcc-4.6.0/gcc/config/m68k/m68k.c.~1~	2010-12-12 15:03:55.000000000 +0100
+++ gcc-4.6.0/gcc/config/m68k/m68k.c	2011-05-14 14:11:48.000000000 +0200
@@ -1057,6 +1057,10 @@ m68k_expand_prologue (void)
 
   m68k_compute_frame_layout ();
 
+  if (flag_stack_usage)
+    current_function_static_stack_size
+      = current_frame.size + current_frame.offset;
+
   /* If the stack limit is a symbol, we can check it here,
      before actually allocating the space.  */
   if (crtl->limit_stack