diff --git a/reference/shaders-msl-no-opt/packing/std140-array-of-vectors.comp b/reference/shaders-msl-no-opt/packing/std140-array-of-vectors.comp
new file mode 100644
index 00000000..77da52fe
--- /dev/null
+++ b/reference/shaders-msl-no-opt/packing/std140-array-of-vectors.comp
@@ -0,0 +1,40 @@
+#include <metal_stdlib>
+#include <simd/simd.h>
+
+using namespace metal;
+
+struct SSBO
+{
+    float4 v1[4];
+    float4 v2[4];
+    float3 v3[4];
+    float4 v4[4];
+    float4 v1_array_of_array[4][4];
+    float4 v2_array_of_array[4][4];
+    float3 v3_array_of_array[4][4];
+    float4 v4_array_of_array[4][4];
+    float4 v_unsized[1];
+};
+
+kernel void main0(device SSBO& _29 [[buffer(0)]])
+{
+    float loaded1 = _29.v1[1].x;
+    _29.v1[2].x = loaded1;
+    float2 loaded2 = _29.v2[1].xy;
+    _29.v2[2].xy = loaded2;
+    float3 loaded3 = _29.v3[1];
+    _29.v3[2] = loaded3;
+    float4 loaded4 = _29.v4[1];
+    _29.v4[2] = loaded4;
+    loaded1 = _29.v1_array_of_array[1][2].x;
+    _29.v1_array_of_array[2][3].x = loaded1;
+    loaded2 = _29.v2_array_of_array[1][2].xy;
+    _29.v2_array_of_array[2][3].xy = loaded2;
+    loaded3 = _29.v3_array_of_array[1][2];
+    _29.v3_array_of_array[2][3] = loaded3;
+    loaded4 = _29.v4_array_of_array[1][2];
+    _29.v4_array_of_array[2][3] = loaded4;
+    loaded1 = _29.v_unsized[1].x;
+    _29.v_unsized[2].x = loaded1;
+}
+
diff --git a/shaders-msl-no-opt/packing/std140-array-of-vectors.comp b/shaders-msl-no-opt/packing/std140-array-of-vectors.comp
new file mode 100644
index 00000000..260a4981
--- /dev/null
+++ b/shaders-msl-no-opt/packing/std140-array-of-vectors.comp
@@ -0,0 +1,47 @@
+#version 450
+layout(local_size_x = 1) in;
+
+layout(std140, set = 0, binding = 0) buffer SSBO
+{
+	float v1[4];
+	vec2 v2[4];
+	vec3 v3[4];
+	vec4 v4[4];
+
+	float v1_array_of_array[4][4];
+	vec2 v2_array_of_array[4][4];
+	vec3 v3_array_of_array[4][4];
+	vec4 v4_array_of_array[4][4];
+
+	float v_unsized[];
+};
+
+void main()
+{
+	float loaded1 = v1[1];
+	v1[2] = loaded1;
+
+	vec2 loaded2 = v2[1];
+	v2[2] = loaded2;
+
+	vec3 loaded3 = v3[1];
+	v3[2] = loaded3;
+
+	vec4 loaded4 = v4[1];
+	v4[2] = loaded4;
+
+	loaded1 = v1_array_of_array[1][2];
+	v1_array_of_array[2][3] = loaded1;
+
+	loaded2 = v2_array_of_array[1][2];
+	v2_array_of_array[2][3] = loaded2;
+
+	loaded3 = v3_array_of_array[1][2];
+	v3_array_of_array[2][3] = loaded3;
+
+	loaded4 = v4_array_of_array[1][2];
+	v4_array_of_array[2][3] = loaded4;
+
+	loaded1 = v_unsized[1];
+	v_unsized[2] = loaded1;
+}