asm...

examples/50-smoke.sx

@@ -1,5 +1,6 @@
 #import "modules/std.sx";
 #import "modules/math/math.sx";
+#import "modules/compiler.sx";
 pkg :: #import "modules/testpkg";
 
 // ============================================================
@@ -3064,5 +3065,60 @@ END;
         print("opt-if5: {}\n", val2 ?? 0.0);
     }
 
+    // --- usize / isize ---
+    {
+        a : usize = 42;
+        b : isize = 0 - 7;
+        print("usize: {}\n", a);
+        print("isize: {}\n", b);
+
+        // arithmetic
+        c : usize = a + 8;
+        print("usize+8: {}\n", c);
+
+        // coercion from s32
+        x : s32 = 10;
+        y : usize = xx x;
+        print("s32->usize: {}\n", y);
+
+        // coercion to s64
+        z : s64 = xx a;
+        print("usize->s64: {}\n", z);
+    }
+
+    // --- inline if (compile-time conditionals) ---
+    print("=== inline if ===\n");
+    {
+        // POINTER_SIZE is 8 on desktop (64-bit)
+        inline if POINTER_SIZE == 8 {
+            print("64-bit\n");
+        } else {
+            print("32-bit\n");
+        }
+
+        // OS enum comparison
+        inline if OS == .wasm {
+            print("wasm\n");
+        } else {
+            print("not wasm\n");
+        }
+
+        // != comparison
+        inline if OS != .unknown {
+            print("known os\n");
+        } else {
+            print("unknown os\n");
+        }
+
+        // nested inline if
+        inline if POINTER_SIZE != 4 {
+            inline if OS != .wasm {
+                print("desktop 64-bit\n");
+            } else {
+                print("wasm 64-bit??\n");
+            }
+        }
+    }
+
     print("=== DONE ===\n");
 }