rvalue
Proper Implementation in the midst of no RValue implicit conversion
I ran into the problem that RValue does not allow implicit conversion. My questions is what implementation is better to \"bypass\" this limitation?[详细]
2023-02-07 02:35 分类:问答Why pre-increment operator gives rvalue in C?
In C++, pre-increment operator gives lvalue because incremented object itself is returned, not a copy.[详细]
2023-02-06 14:51 分类:问答prolonging the lifetime of temporaries
What is the design rationale behind allowing this const Foo& a = function_retur开发者_开发问答ning_Foo_by_value();[详细]
2023-02-04 08:41 分类:问答rvalue references break when deep-returning
I\'ve encountered a problem when passing returned rvalue references from a depth of more than 1. struct Data {[详细]
2023-02-03 07:10 分类:问答Argument type deduction, references and rvalues
Consider the situation where a function template needs to forward an argument while keeping it\'s lvalue-ness in case it\'s a non-const lvalue, but is itself agnostic to what the argument actually is,[详细]
2023-02-02 16:47 分类:问答Best form for constructors? Pass by value or reference?
I\'m wondering the best form for my constructors. Here is some sample code: class Y { ... } class X { public:[详细]
2023-01-28 06:23 分类:问答I think I may have come up with an example of rvalue of array type
C++03 §4.2 N°1: An lvalue or rvalue of type “array of N T” or “array of unknown bound of T” can be converted to an rvalue of type “pointer to T.” The result is a pointer to the first element o[详细]
2023-01-23 06:30 分类:问答Difference between C++ const references and consts?
What is the difference between: const double& pi 开发者_运维问答= 3.14; and (no ampersand): const double pi = 3.14;[详细]
2023-01-20 08:25 分类:问答Why const for implicit conversion?
After extensive reading of ISO/IEC 14882, Programming language – C++ I\'m still unsure why const is needed for implicit conversion to a user-defined type with a single argument constructor like the f[详细]
2023-01-19 03:04 分类:问答C++ rvalue expression with destructor generates warning C4701 in Visual Studio 2010
The following C++ code, compiles without warning in Visual Studio 2010: extern void callFunc( int, int );[详细]
2023-01-07 13:11 分类:问答