bug fix

src/lib/run.c

@@ -1121,9 +1121,9 @@ static int runExecutableAtIndex(Runtime *runtime, Error *error,
     	return -1;
 
     // Get return values
-    int retc = 0;
+    int retc = Runtime_GetFrameStackUsage(runtime);
-    while (retc < MAX_RETS && (rets[retc] = Runtime_Top(runtime, -retc)))
+    for (int i = 0; i < MIN(retc, MAX_RETS); i++)
-    	retc++;
+    	rets[i] = Runtime_Top(runtime, i-retc+1);
 
     if (!Runtime_PopFrame(runtime))
 		return -1;

tests/runtime/func/func.noja-test

@@ -0,0 +1,19 @@
+@type [runtime]
+
+@bytecode
+	
+	PUSHFUN func, 0, "func";
+	CALL 0, 3;
+
+	PUSHVAR "print";
+	CALL 3, 1;
+	POP 1;
+
+	EXIT;
+func:
+	PUSHINT 1;
+	PUSHINT 2;
+	PUSHINT 3;
+	RETURN 3;
+
+@output [321]