buildroot/toolchain/gcc/3.4.5/800-powerpc-libc_stack_end-uclibc.patch

--- gcc-3.4.4/gcc/config/rs6000/linux-unwind.h.org	2005-06-23 17:50:34.000000000 -0600
+++ gcc-3.4.4/gcc/config/rs6000/linux-unwind.h	2005-06-23 17:52:02.000000000 -0600
@@ -32,6 +32,7 @@
    these structs elsewhere;  Many fields are missing, particularly
    from the end of the structures.  */
 
+#ifndef inhibit_libc
 struct gcc_vregs
 {
   __attribute__ ((vector_size (16))) int vr[32];
@@ -320,3 +321,4 @@
 									\
     goto SUCCESS;							\
   } while (0)
+#endif