rvalue-reference

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Preventing non-const lvalues from resolving to rvalue reference instead of const lvalue reference

I\'m having trouble overloading a function to take a value either by const reference or, if it is an rvalue, an rvalue reference. The problem is that my non-const lvalues are binding to the rvalue ver[详细]

2023-04-12 11:26 分类：问答
what's the most efficient way to implement a returned calculated value in C++?

With the advent of rvalue references on top of Return Value Optimization, what would be the most efficient way to implement a core function like this?How can I improve this implementation or should I[详细]

2023-04-10 12:25 分类：问答
Move Semantics and R-Value References in C++ String Construction

Will C++11 move semantics and r-value refe开发者_开发百科rences in argument string constructs such as[详细]

2023-04-10 03:02 分类：问答
C++: What are R-Value references on a technical level (ASM)? [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: What is the difference between r-value references and l-value references? (CodeGen)[详细]

2023-04-10 01:11 分类：问答
Do I need to overload methods accepting const lvalue reference for rvalue references explicitly?

currently I’m playing around with rvalue reference (C++11, g++ with gnu++x0) and I want to implement move semantics in my classes, because it just feels „right“.[详细]

2023-04-09 06:36 分类：问答
About catching exception good practices

I\'m writing a little program in C++11 and really use exceptions for one of the first time. I\'ve got a question about how to catch the exceptions efficiently, and after some googling I still don\'t[详细]

2023-04-08 19:04 分类：问答
RValue references, pointers, and copy constructors

Consider the following piece of code: int three() { return 3; } template <typename T> class Foo { private:[详细]

2023-04-08 12:43 分类：问答
Intuitive understanding of functions taking references of references [duplicate]

This question already has answers here: Closed 10 years ago. Possible Duplicate: What does T&& mean in C++11?[详细]

2023-03-30 13:47 分类：问答
"id" function in C++0x

Reading this answer regarding returning rvalue references from function got me thinking, how can I write an id funct开发者_运维问答ion in C++0x.[详细]

2023-03-30 06:42 分类：问答
C++0x T operator+(const T&, T&&) pattern, still needs move?

Some time ago I was told, that the usual pattern to implement two-ary operators needs a final move in the return.[详细]

2023-03-29 11:04 分类：问答