[fine] test compilation, start removing print

fine/tests/expression/arithmetic.fine

@@ -1,3 +1,6 @@
+1 * 2 + -3 * 4;
+
+// @type: 6 f64
 // @concrete:
 // | File
 // |   ExpressionStatement
@@ -18,7 +21,19 @@
 // |         LiteralExpression
 // |           Number:'"4"'
 // |     Semicolon:'";"'
-//
-1 * 2 + -3 * 4;
-
-// @type: 532 f64
+// |
+// @compiles-to:
+// | function << module >> (0 args, 0 locals):
+// |   strings (0):
+// |   code (10):
+// |     0: PushFloat(1.0)
+// |     1: PushFloat(2.0)
+// |     2: FloatMultiply
+// |     3: PushFloat(3.0)
+// |     4: PushFloat(-1.0)
+// |     5: FloatMultiply
+// |     6: PushFloat(4.0)
+// |     7: FloatMultiply
+// |     8: FloatAdd
+// |     9: Discard
+// |