[("tests/examples/Default56.hs:1:7: Warning: Redundant list comprehension\nFound:\n [v | v <- xs]\nWhy not:\n xs\n",[Replace {rtype = Expr, pos = SrcSpan {startLine = 1, startCol = 7, endLine = 1, endCol = 20}, subts = [("x",SrcSpan {startLine = 1, startCol = 8, endLine = 1, endCol = 9}),("y",SrcSpan {startLine = 1, startCol = 17, endLine = 1, endCol = 19})], orig = "y"}])]