Merge with master for a couple more fixes.

cache.h

@@ -38,11 +38,10 @@
 #define NORETURN __attribute__((__noreturn__))
 #else
 #define NORETURN
-#endif
-
 #ifndef __attribute__
 #define __attribute__(x)
 #endif
+#endif
 
 /*
  * Intensive research over the course of many years has shown that

git-format-patch-script

@@ -195,7 +195,7 @@ Date: '"$ad"
 			echo
 		}
 	}
-
+	echo
 	echo '---'
 	echo
 	git-diff-tree -p $diff_opts "$commit" | git-apply --stat --summary

rev-list.c

@@ -418,6 +418,8 @@ static struct commit *get_commit_reference(const char *name, unsigned int flags)
 		if (tag_objects && !(object->flags & UNINTERESTING))
 			add_pending_object(object, tag->tag);
 		object = parse_object(tag->tagged->sha1);
+		if (!object)
+			die("bad object %s", sha1_to_hex(tag->tagged->sha1));
 	}
 
 	/*