4.0-2554 vs. 4.0-2547 / sw-lin-mesa / tos-invis-char

4.0-2554 (f2a1dd91) Diff 4.0-2547 (e4e44909)
Failure ac3f7b5595c5a5271089df4cc0a13860cb9ebbfe
Failure b81d3e73e97fc7da6349ffa1dafe536af4ddc682
Failure eea92a624b60f80956bba54de655206568064a73