==== run-regress-results_test ====

--- test_minus_after_plus()
[0] same lines L2 R2 @L 0 @R 0
[1] minus lines L3 R0 @L 2 @R 2
[2] plus lines L0 R3 @L 5 @R 2
[3] same lines L2 R2 @L 5 @R 5

--- test_plus_after_plus()
[0] same lines L2 R2 @L 0 @R 0
[1] minus lines L3 R0 @L 2 @R 2
[2] plus lines L0 R3 @L 5 @R 2
[3] same lines L2 R2 @L 5 @R 5