fix: serialize sequence hint (#892)

Closes #891
kkrt-labs · Feb 28, 2025 · 2088b44 · 2088b44
1 parent d0a738e
commit 2088b44
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/crates/cairo-addons/src/vm/hint_utils/mod.rs b/crates/cairo-addons/src/vm/hint_utils/mod.rs
@@ -31,6 +31,11 @@ pub fn serialize_sequence(
     let len =
         len_felt.try_into().map_err(|_| MathError::Felt252ToUsizeConversion(Box::new(len_felt)))?;
 
+    // if len == 0 then no memory is allocated for the sequence
+    if len == 0 {
+        return Ok(vec![]);
+    }
+
     let data = vm.get_relocatable(ptr)?;
 
     let values = (0..len)