From e2d1d9e2cd012dfee933639a038ea790cd599182 Mon Sep 17 00:00:00 2001
From: Luke Boswell <lukewilliamboswell@gmail.com>
Date: Sat, 29 Nov 2025 08:38:26 +1100
Subject: [PATCH] fix decref tuple values

---
 src/eval/interpreter.zig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/eval/interpreter.zig b/src/eval/interpreter.zig
index 42b4d4a9ae..8e2824583a 100644
--- a/src/eval/interpreter.zig
+++ b/src/eval/interpreter.zig
@@ -458,6 +458,9 @@ pub const Interpreter = struct {
                 temp_binds.items.len = 0;
             }
 
+            // Decref args after body evaluation (caller transfers ownership)
+            defer if (params.len > 0) args_tuple_value.decref(&self.runtime_layout_store, roc_ops);
+
             defer self.trimBindingList(&self.bindings, base_binding_len, roc_ops);
 
             // Evaluate body, handling early returns at function boundary