diff --git a/src/renderer_d3d11.cpp b/src/renderer_d3d11.cpp
index 0439384cd..a3d59cc1c 100644
--- a/src/renderer_d3d11.cpp
+++ b/src/renderer_d3d11.cpp
@@ -3963,7 +3963,7 @@ namespace bgfx { namespace d3d11
 
 	static void patchUAVRegisterByteCode(DxbcInstruction& _instruction, void* _userData)
 	{
-		union { void* ptr; uint32_t offset; } cast = { _userData };
+		BX_UNUSED(_userData);
 
 		switch (_instruction.opcode)
 		{
@@ -3972,38 +3972,38 @@ namespace bgfx { namespace d3d11
 				DxbcOperand& operand = _instruction.operand[0];
 				operand.regIndex[0] += 16;
 
-				BX_ASSERT(operand.regIndex[1] == 0 && operand.regIndex[2] == 0
-					, "Unexpected values");
+				BX_ASSERT(operand.regIndex[1] == 0 && operand.regIndex[2] == 0, "Unexpected values");
 			}
 			break;
+
 		case DxbcOpcode::DCL_UNORDERED_ACCESS_VIEW_RAW:
-			{
-				BX_ASSERT(false, "Unsupported UAV access");
-			}
+			BX_ASSERT(false, "Unsupported UAV access");
 			break;
+
 		case DxbcOpcode::DCL_UNORDERED_ACCESS_VIEW_STRUCTURED:
-			{
-				BX_ASSERT(false, "Unsupported UAV access");
-			}
+			BX_ASSERT(false, "Unsupported UAV access");
 			break;
+
 		case DxbcOpcode::LD_UAV_TYPED:
 			{
 				DxbcOperand& operand = _instruction.operand[2];
 				operand.regIndex[0] += 16;
 
-				BX_ASSERT(operand.regIndex[1] == 0 && operand.regIndex[2] == 0
-					, "Unexpected values");
+				BX_ASSERT(operand.regIndex[1] == 0 && operand.regIndex[2] == 0, "Unexpected values");
 			}
 			break;
+
 		case DxbcOpcode::STORE_UAV_TYPED:
 			{
 				DxbcOperand& operand = _instruction.operand[0];
 				operand.regIndex[0] += 16;
 
-				BX_ASSERT(operand.regIndex[1] == 0 && operand.regIndex[2] == 0
-					, "Unexpected values");
+				BX_ASSERT(operand.regIndex[1] == 0 && operand.regIndex[2] == 0, "Unexpected values");
 			}
 			break;
+
+		default:
+			break;
 		}
 	}