Moving some struct tests to semanticTests

test/libsolidity/semanticTests/abiEncoderV1/struct/struct_storage_ptr.sol

@@ -0,0 +1,26 @@
+library L {
+	struct S { uint x; uint y; }
+	function f(uint[] storage r, S storage s) public returns (uint, uint, uint, uint) {
+		r[2] = 8;
+		s.x = 7;
+		return (r[0], r[1], s.x, s.y);
+	}
+}
+contract C {
+	uint8 x = 3;
+	L.S s;
+	uint[] r;
+	function f() public returns (uint, uint, uint, uint, uint, uint) {
+		r = new uint[](6);
+		r[0] = 1;
+		r[1] = 2;
+		r[2] = 3;
+		s.x = 11;
+		s.y = 12;
+		(uint a, uint b, uint c, uint d) = L.f(r, s);
+		return (r[2], s.x, a, b, c, d);
+	}
+}
+// ----
+// library: L
+// f() -> 8, 7, 1, 2, 7, 12