[("tests/examples/Default18.hs:1:7-40: Warning: Use isSuffixOf\nFound:\n  reverse xs `isPrefixOf` reverse ys\nPerhaps:\n  isSuffixOf xs ys\n",[Replace {rtype = Expr, pos = SrcSpan {startLine = 1, startCol = 7, endLine = 1, endCol = 41}, subts = [("x",SrcSpan {startLine = 1, startCol = 15, endLine = 1, endCol = 17}),("y",SrcSpan {startLine = 1, startCol = 39, endLine = 1, endCol = 41})], orig = "isSuffixOf x y"}])]