verifyGCInfo(t, "heap PtrSlice", runtime.Escape(&make([]*byte, 10)[0]), trimDead(infoPtr10))
		verifyGCInfo(t, "heap ScalarPtr", runtime.Escape(new(ScalarPtr)), trimDead(infoScalarPtr))
		verifyGCInfo(t, "heap ScalarPtrSlice", runtime.Escape(&make([]ScalarPtr, 4)[0]), trimDead(infoScalarPtr4))
		verifyGCInfo(t, "heap PtrScalar", runtime.Escape(new(PtrScalar)), trimDead(infoPtrScalar))

		type Ptrscalar struct {
			*byte
			uintptr
		}
		type Scalarptr struct {
			uintptr
			*byte
		}
		type Bigptrscalar struct {
			_ [100]*byte
			_ [100]uintptr
		}
		type Int64 int64
		Tscalar = TypeOf(Scalar{})
		Tint64 = TypeOf(Int64(0))
		Tptr = TypeOf(Ptr{})
		Tscalarptr = TypeOf(Scalarptr{})
		Tptrscalar = TypeOf(Ptrscalar{})
		Tbigptrscalar = TypeOf(Bigptrscalar{})