--- gcc/c-incpath.c.orig	2011-11-10 20:34:44.000000000 -0500
+++ gcc/c-incpath.c	2011-11-10 20:34:44.000000000 -0500
@@ -157,10 +157,7 @@
 	  char *str;
 
 	  /* Should this directory start with the sysroot?  */
-	  if (sysroot && p->add_sysroot)
-	    str = concat (sysroot, p->fname, NULL);
-	  else
-	    str = update_path (p->fname, p->component);
+	  str = update_path (p->fname, p->component);
 
 	  add_path (str, SYSTEM, p->cxx_aware, false);
 	}
