diff -Nur gcc-4.7.2.orig/libgcc/unwind-dw2.c gcc-4.7.2/libgcc/unwind-dw2.c
--- gcc-4.7.2.orig/libgcc/unwind-dw2.c	2011-11-02 16:26:35.000000000 +0100
+++ gcc-4.7.2/libgcc/unwind-dw2.c	2012-09-22 21:56:06.000000000 +0200
@@ -38,10 +38,6 @@
 #include "gthr.h"
 #include "unwind-dw2.h"
 
-#ifdef HAVE_SYS_SDT_H
-#include <sys/sdt.h>
-#endif
-
 #ifndef __USING_SJLJ_EXCEPTIONS__
 
 #ifndef STACK_GROWS_DOWNWARD
