diff -ur gcc-4.1.2/gcc/config/arm/unwind-arm.c gcc-4.1.2-patched/gcc/config/arm/unwind-arm.c
--- gcc-4.1.2/gcc/config/arm/unwind-arm.c	2006-09-20 12:31:12.000000000 -0500
+++ gcc-4.1.2-patched/gcc/config/arm/unwind-arm.c	2008-02-27 13:30:45.339282365 -0600
@@ -29,7 +29,13 @@
 
 /* We add a prototype for abort here to avoid creating a dependency on
    target headers.  */
+#ifndef BOOTSTRAP_GCC
 extern void abort (void);
+#else
+void abort (void)
+{
+}
+#endif
 
 /* Definitions for C++ runtime support routines.  We make these weak
    declarations to avoid pulling in libsupc++ unnecessarily.  */
@@ -542,7 +548,9 @@
 	{
 	  UCB_SAVED_CALLSITE_ADDR (ucbp) = saved_vrs.core.r[R_PC];
 
+#ifndef BOOTSTRAP_GCC
 	  next_vrs = saved_vrs;
+#endif
 
 	  /* Call the pr to decide what to do.  */
 	  pr_result = ((personality_routine) UCB_PR_ADDR (ucbp))
@@ -572,7 +580,9 @@
       if (entry_code != _URC_OK)
 	return entry_code;
 
+#ifndef BOOTSTRAP_GCC
       saved_vrs = next_vrs;
+#endif
     }
   while (pr_result == _URC_CONTINUE_UNWIND);
 
diff -ur gcc-4.1.2/gcc/mklibgcc.in gcc-4.1.2-patched/gcc/mklibgcc.in
--- gcc-4.1.2/gcc/mklibgcc.in	2006-09-10 02:13:12.000000000 -0500
+++ gcc-4.1.2-patched/gcc/mklibgcc.in	2008-02-27 13:39:15.697843177 -0600
@@ -169,7 +169,7 @@
   # It is too hard to guarantee that vis_hide and gen-hide-list will never
   # be referenced if SHLIB_LINK is not set, so set them to the values they'd
   # have if SHLIB_LINK were set and we didn't have visibility support.
-  echo "vis_hide ="
+  echo "vis_hide :=-DBOOTSTRAP_GCC"
   echo "gen-hide-list = echo > \$@"
 fi
 
diff -ur gcc-4.1.2/gcc/unwind-dw2.c gcc-4.1.2-patched/gcc/unwind-dw2.c
--- gcc-4.1.2/gcc/unwind-dw2.c	2005-11-17 19:19:10.000000000 -0600
+++ gcc-4.1.2-patched/gcc/unwind-dw2.c	2008-02-27 13:29:55.414640030 -0600
@@ -1311,8 +1311,10 @@
       void *c = current->reg[i];
       void *t = target->reg[i];
 
+#ifndef BOOTSTRAP_GCC
       if (t && c && t != c)
 	memcpy (c, t, dwarf_reg_size_table[i]);
+#endif
     }
 
   /* If the current frame doesn't have a saved stack pointer, then we