Some fixes

src/Nazara/Shader/SpirvAstVisitor.cpp

@@ -562,7 +562,7 @@ namespace Nz
 			UInt32 resultId = m_writer.AllocateResultId();
 			m_currentBlock->Append(*castOp, m_writer.GetTypeId(targetType), resultId, fromId);
 
-			throw std::runtime_error("toudou");
+			PushResultId(resultId);
 		}
 		else
 		{

src/Nazara/Shader/SpirvWriter.cpp

@@ -115,12 +115,12 @@ namespace Nz
 					}
 				}
 
-				void Visit(ShaderAst::ConditionalExpression& node) override
+				void Visit(ShaderAst::ConditionalExpression& /*node*/) override
 				{
 					throw std::runtime_error("unexpected conditional expression, did you forget to sanitize the shader?");
 				}
 
-				void Visit(ShaderAst::ConditionalStatement& node) override
+				void Visit(ShaderAst::ConditionalStatement& /*node*/) override
 				{
 					throw std::runtime_error("unexpected conditional expression, did you forget to sanitize the shader?");
 				}