const go/types._ImpossibleAssert

3 uses

	go/types (current package)
		errorcodes.go#L857: 	_ImpossibleAssert
		expr.go#L1693: 		check.errorf(e, _ImpossibleAssert, "impossible type switch case: %s\n\t%s cannot have dynamic type %s %s", e, x, T, cause)
		expr.go#L1697: 	check.errorf(e, _ImpossibleAssert, "impossible type assertion: %s\n\t%s does not implement %s %s", e, T, x.typ, cause)