okhuel

Skydev0h · Dec 23, 2023 · 6851935 · 6851935
1 parent 3fe01ba
commit 6851935
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/contracts/task2.fc b/contracts/task2.fc
@@ -13,9 +13,12 @@
 
 int equal_slices?(slice a, slice b) asm "SDEQ";
 
+;; LDUQ: s - x s' -1 or s 0 --IFNOTRET--> x s' or RET
+(int, slice) load_uint32_or_ret(slice s) impure asm "32 LDUQ" "IFNOTRET";
+
 () recv_internal(int my_balance, int msg_value, cell in_msg_full, slice in_msg_body) impure {
 
-    int op = in_msg_body~load_uint(32);
+    (int op, in_msg_body) = in_msg_body.load_uint32_or_ret();
 
     ;; if (in_msg_body~is_add_user_call()) {
     if (op == 0x368ddef3) {