diff --git a/tests/hlsl/arithmetic-int-uniform.shader_test b/tests/hlsl/arithmetic-int-uniform.shader_test
index 05605a36..dc15850b 100644
--- a/tests/hlsl/arithmetic-int-uniform.shader_test
+++ b/tests/hlsl/arithmetic-int-uniform.shader_test
@@ -120,6 +120,23 @@ uniform 4 float4 3.0 8.0 2.0 5.0
 todo(sm<4 | glsl | msl) draw quad
 probe (0, 0) rgba (9.0, 5.0, 1.0, 3.0)
 
+[pixel shader todo(sm<4)]
+float f;
+
+float4 main() : sv_target
+{
+    int a = 16777217; // This rounds down to 16777216 when converted to float.
+    int b = f;
+
+    return float4(a % b, a % (-b), (-a) % b, (-a) % (-b));
+}
+
+[test]
+uniform 0 float 10.0
+todo(sm<4 | glsl | msl) draw quad
+if(sm<4) probe (0, 0) rgba(6, 6, -6, -6)
+if(sm>=4) probe (0, 0) rgba(7, 7, -7, -7)
+
 [require]
 shader model >= 6.0
 int64
diff --git a/tests/hlsl/arithmetic-int.shader_test b/tests/hlsl/arithmetic-int.shader_test
index 84edb276..8bff402f 100644
--- a/tests/hlsl/arithmetic-int.shader_test
+++ b/tests/hlsl/arithmetic-int.shader_test
@@ -165,3 +165,17 @@ float4 main() : sv_target
 draw quad
 todo if(sm<4) probe (0, 0) rgba(16782202, 16782200, 0, 0)
 if(sm>=4) probe (0, 0) rgba(16782202, 16782202, 0, 0)
+
+[pixel shader]
+float4 main() : sv_target
+{
+    int a = 16777217;  // This rounds down to 16777216 when converted to float.
+    int b = 10;
+
+    return float4(a % b, a % (-b), (-a) % b, (-a) % (-b));
+}
+
+[test]
+draw quad
+todo if(sm<4) probe (0, 0) rgba(7, 7, -6, -6)
+if(sm>=4) probe (0, 0) rgba(7, 7, -7, -7)