-------- @pointsto val-p --------
{
	"mode": "pointsto",
	"pointsto": [
		{
			"type": "*int",
			"labels": [
				{
					"pos": "testdata/src/pointsto-json/main.go:8:6",
					"desc": "s.x[*]"
				}
			]
		}
	]
}
-------- @pointsto val-i --------
{
	"mode": "pointsto",
	"pointsto": [
		{
			"type": "*D",
			"namepos": "testdata/src/pointsto-json/main.go:24:6",
			"labels": [
				{
					"pos": "testdata/src/pointsto-json/main.go:14:10",
					"desc": "new"
				}
			]
		},
		{
			"type": "C",
			"namepos": "testdata/src/pointsto-json/main.go:23:6"
		}
	]
}