Fix portability problems

libevmjit/Cache.cpp

@@ -45,7 +45,7 @@ std::unique_ptr<llvm::Module> Cache::getObject(std::string const& id)
 	{
 		auto module = std::unique_ptr<llvm::Module>(new llvm::Module(id, llvm::getGlobalContext()));
 		auto mainFuncType = llvm::FunctionType::get(llvm::IntegerType::get(llvm::getGlobalContext(), 32), {}, false);
-		auto func = llvm::Function::Create(mainFuncType, llvm::Function::ExternalLinkage, id, module.get());
+		llvm::Function::Create(mainFuncType, llvm::Function::ExternalLinkage, id, module.get());
 	}
 	return nullptr;
 }
@@ -68,7 +68,7 @@ void ObjectCache::notifyObjectCompiled(llvm::Module const* _module, llvm::Memory
 	cacheFile << _object->getBuffer();
 }
 
-llvm::MemoryBuffer* ObjectCache::getObject(llvm::Module const* _module)
+llvm::MemoryBuffer* ObjectCache::getObject(llvm::Module const*)
 {
 	auto o = lastObject;
 	lastObject = nullptr;

libevmjit/Ext.cpp

@@ -23,8 +23,8 @@ namespace jit
 Ext::Ext(RuntimeManager& _runtimeManager, Memory& _memoryMan):
 	RuntimeHelper(_runtimeManager),
 	m_memoryMan(_memoryMan),
-	m_funcs{},
-	m_argAllocas{}
+	m_funcs({}),  // The only std::array initialization that works in both Visual Studio & GCC
+	m_argAllocas({})
 {
 	m_size = m_builder.CreateAlloca(Type::Size, nullptr, "env.size");
 }