std::make_exception_ptr
Defined in header <exception> | ||
|---|---|---|
template< class E > std::exception_ptr make_exception_ptr( E e ) noexcept; |
(since C++11) (constexpr since C++26) |
Creates an std::exception_ptr that holds a reference to a copy of e. This is done as if executing the following code:
try
{
throw e;
}
catch(...)
{
return std::current_exception();
}
Parameters
| e | - | exception object to create a reference to the copy of |
Return value
An instance of std::exception_ptr holding a reference to the copy of e, or to an instance of std::bad_alloc or to an instance of std::bad_exception (see std::current_exception).
Notes
The parameter is passed by value and is subject to slicing.
| Feature-test macro | Value | Std | Feature |
|---|---|---|---|
__cpp_lib_constexpr_exceptions | 202411L | (C++26) | constexpr for exception types |
Example
See also
|
(C++11) | captures the current exception in a std::exception_ptr (function) |
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