diff --git a/tests/hlsl/clip.shader_test b/tests/hlsl/clip.shader_test
index 1ebc0687..64ccb6b1 100644
--- a/tests/hlsl/clip.shader_test
+++ b/tests/hlsl/clip.shader_test
@@ -20,3 +20,9 @@ probe all rgba (9, 8, 7, 6)
 uniform 0 float4 9 0 7 6
 todo(glsl) draw quad
 probe all rgba (9, 0, 7, 6)
+uniform 0 float4 3 -8 3 0
+todo(glsl) draw quad
+todo(sm<4) probe all rgba (9, 0, 7, 6)
+uniform 0 float4 3 3 3 -1
+todo(glsl) draw quad
+todo(sm<4) probe all rgba (9, 0, 7, 6)