8078660: Misleading recommendation from diamond finder.
Summary: javac should recommend diamond usage if that could lead to a change in program behavior.
Reviewed-by: mcimadamore
Neg07.java:17:27: compiler.err.cant.apply.diamond.1: (compiler.misc.diamond: Neg07.Foo), (compiler.misc.incompatible.upper.lower.bounds: X, java.lang.Number, java.lang.String)
Neg07.java:18:27: compiler.err.cant.apply.diamond.1: (compiler.misc.diamond: Neg07.Foo), (compiler.misc.incompatible.upper.lower.bounds: X, java.lang.Number, java.lang.String)
2 errors