Fixing distinct, typedef and bitstruct copying. Fix where global constants did not need to be constant. Bump to 0.2.26

test/test_suite/constants/init_order.c3t

@@ -0,0 +1,25 @@
+// #target: macos-x64
+module test;
+
+macro foo()
+{
+	$if ($defined(A)):
+        return A + 1;
+    $else:
+        return 1;
+    $endif;
+}
+
+const Z = foo();
+
+$if (!$defined(A) && Z == 1):
+    const A = 222;
+$endif;
+
+const B = foo();
+
+/* #expect: test.ll
+
+@test_Z = local_unnamed_addr constant i32 1, align 4
+@test_B = local_unnamed_addr constant i32 223, align 4
+@test_A = local_unnamed_addr constant i32 222, align 4