[PDF] ARM® Compiler Errors and Warnings Reference Guide PDF DUI0496K_errors_and_warnings_reference

78: a parameter declaration may not have an initializer 79: expected a type 229: bit field cannot contain all values of the enumerated type 1134: literal treated as "long long" 3646: a constexpr variable declaration must be a definition

28 avr 2015 · literal type if the type of each of its data-members is a literal type; expressions; either because those functions can not be specified I'm confident we'll have a good answer for lambdas + constexpr in C++17 constraints by avoiding: goto; static, thread_local, non-literal and uninitialized variable 10

[PDF] Generalized Constant Expressions - Bjarne Stroustrups Homepage

26 fév 2006 · the proposal for Literals for user-defined types [Str03], Generalized initializer lists [DRS03], Initializer A constant-expression function cannot be called before it is defined static constexpr int val; // constexpr variable }; constexpr As for other const variables, storage need not be allocated for a constant-

[PDF] constexpr Introduction - Scott Schurr - CppCon 2015key

constexpr objects can't change at runtime calculations might not have the same results as Not virtual • Returns • Literal type or • Reference to literal type • Parameters must be error: constexpr variable 'mask' must be initialized by a

[PDF] Permitting trivial default initialization in constexpr contexts - Open-std

15 juil 2019 · default initialization does not compile in constexpr the need for this proposed change As always, undefined behavior cannot be invoked in constexpr (3 4 4) - a definition of a variable of non-literal type or of static or

[PDF] N2235 - Open-std

17 avr 2007 · constructed from “sufficiently simple” constructors (constexpr constructors ) The proposal the proposal for Literals for user-defined types [Str03], Generalized initializer A constant-expression function cannot be called before it is As for other const variables, storage need not be allocated for a constant-

[PDF] Extern template constexpr - Squarespace

Today I have Daniele Parastrelli's guest post about extern templates for you It was thought to start in (C++20 or later) If the constexpr variable is not the following requirements: the return type of c++20 (up to C++20) must be literal in its return Destructors cannot be constexpr, but constant expressions can implicitly call

[PDF] Михаил Матросов

non-volatile non-template non-inline const-qualified variables (including constexpr) that aren't declared extern and aren't previously declared to have external linkage; 11 #define n 42 // Cannot contain expressions; simply evil const int n = 42; const std::string s4 = "4"; // If not a literal type; implicitly static // Anywhere