diff --git a/example/dragon.cpp b/example/dragon.cpp
index b3b50d1..cb486ea 100644
--- a/example/dragon.cpp
+++ b/example/dragon.cpp
@@ -678,7 +678,7 @@ void main()
   int ta = 0;
   int core = 0;
 
-  ta_parameter_writer writer = ta_parameter_writer(ta_parameter_buf);
+  ta_parameter_writer writer = ta_parameter_writer(ta_parameter_buf, (sizeof (ta_parameter_buf)));
 
   transfer_textures();
   transfer_palette();
diff --git a/example/wiffle_screen_space_store_queue2.cpp b/example/wiffle_screen_space_store_queue2.cpp
index 484d227..328f23b 100644
--- a/example/wiffle_screen_space_store_queue2.cpp
+++ b/example/wiffle_screen_space_store_queue2.cpp
@@ -30,7 +30,8 @@
 constexpr float half_degree = 0.01745329f / 2;
 
 #define MODEL wiffle
-
+#pragma GCC push_options
+#pragma GCC optimize ("O0")
 vec3 rotate(const vec3& vertex, float theta)
 {
   float x = vertex.x;
@@ -50,6 +51,7 @@ vec3 rotate(const vec3& vertex, float theta)
 
   return vec3(x, y, z);
 }
+#pragma GCC pop_options
 
 void transform(const uint32_t face_ix,
                const float theta)