c++ Programming Glossary: deduced
How to pass parameters correctly? http://stackoverflow.com/questions/15600499/how-to-pass-parameters-correctly I've shown previously into one single function C will be deduced to be CreditCard in case you are passing an lvalue and due to.. wish. On the other hand when an rvalue is passed C will be deduced to be CreditCard and this function will be instantiated instead..
Default template arguments for function templates http://stackoverflow.com/questions/2447458/default-template-arguments-for-function-templates class citizens and required all template arguments to be deduced from the function arguments rather than specified. The restriction..
When does invoking a member function on a null instance result in undefined behavior? http://stackoverflow.com/questions/2474018/when-does-invoking-a-member-function-on-a-null-instance-result-in-undefined-beha stated. Notes are non normative. However one can try to deduced it from §3.10 2 An lvalue refers to an object or function. When..
CRTP to avoid dynamic polymorphism http://stackoverflow.com/questions/262254/crtp-to-avoid-dynamic-polymorphism functions that look like these template class T T is deduced at compile time void bar base T obj obj.foo will do static dispatch..
Is the return type part of the function signature? http://stackoverflow.com/questions/290038/is-the-return-type-part-of-the-function-signature actual template arguments whether explicitly specified or deduced . The signature of a function template consists of its function.. and its template arguments whether explicitly specified or deduced . Note Signatures are used as a basis for name mangling and..
C++ template constructor http://stackoverflow.com/questions/3960849/c-template-constructor when calling a constructor template so they have to be deduced through argument deduction. This is because if you say Foo int..
Is `long` guaranteed to be at least 32 bits? http://stackoverflow.com/questions/4329777/is-long-guaranteed-to-be-at-least-32-bits sizeof char sizeof short int sizeof int sizeof long int I deduced this from 3.9.1 2 There are four signed integer types signed..
Can someone explain this template code that gives me the size of an array? http://stackoverflow.com/questions/437150/can-someone-explain-this-template-code-that-gives-me-the-size-of-an-array array. The size and the element type are automatically deduced as is generally the case for function templates. The following..
What does T&& (double ampersand) mean in C++11? http://stackoverflow.com/questions/5481539/what-does-t-double-ampersand-mean-in-c11 If we called factory foo 5 the template argument will be deduced to be int which will not bind to a literal 5 even if foo's constructor..
C++, template argument can not be deduced http://stackoverflow.com/questions/6060824/c-template-argument-can-not-be-deduced template argument can not be deduced What is wrong in this code #include map template typename T.. context. That is why the template argument cannot be deduced by the compiler. Just imagine you might have specialized TMap..
What is a lambda expression in C++11? http://stackoverflow.com/questions/7627098/what-is-a-lambda-expression-in-c11 types In simple cases the return type of the lambda is deduced for you e.g. void func4 std vector double v std transform v.begin.. quickly encounter cases where the return type cannot be deduced by the compiler e.g. void func4 std vector double v std transform..
Workaround for non-deduced context http://stackoverflow.com/questions/8308213/workaround-for-non-deduced-context for non deduced context Consider the following code #include iostream template.. does not compile because typename outer T inner is a nondeduced context as explained here meaning the template argument type.. here meaning the template argument type cannot be deduced by the compiler read this answer for the why . As I see it I..
How does std::forward work? [duplicate] http://stackoverflow.com/questions/8526598/how-does-stdforward-work some_struct int s1 5 in ctor '5' is rvalue int so 'U' is deduced as 'int' giving 'int ' ctor after deduction 'some_struct int.. int s2 i in ctor 'i' is an lvalue 'int ' so 'U' is deduced as 'int ' giving 'int ' applying the reference collapsing rules..
Check at Compile-Time if Template Argument is void http://stackoverflow.com/questions/9625526/check-at-compile-time-if-template-argument-is-void void in a function returning void. The correct type is deduced as in Wrap someFunc 5 true even for functions returning void...
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