Top "Incomplete-type" questions

In the C and C++ languages, an incomplete type is "lacking sufficient information to determine the size of objects of that type.

When does an Incomplete Type error occur in C++

Can anyone tell me when does a c++ compiler throw an "incomplete type error"? Note: I have intentionally left this …

c++ incomplete-type
Delete objects of incomplete type

This one made me think: class X; void foo(X* p) { delete p; } How can we possibly delete p if …

c++ pointers forward-declaration delete-operator incomplete-type
How to fix an "field has incomplete type" error when using a forward declaration

This code throws the compiler error error: field ‘fTarget’ has incomplete type as noted in the comments. Why is this …

c++ incomplete-type
How to delete all QGraphicsItem from QGraphicsScene

I've written a derived class from QGraphicsScene. At a point I need to remove all items from the scene and …

c++ qt incomplete-type
"parameter has incomplete type" warning

I have this in a C file: struct T { int foo; }; the C file has an include to an h …

c incomplete-type
Incomplete Type

I'm getting a incomplete type error for the 'next' and 'previous' variables. I'm not sure what I am doing wrong …

c++ incomplete-type
C++ stat.h incomplete type and cannot be defined

I am having a very strange issue with stat.h At the top of my code, I have declarations: #include &…

c++ filesize stat incomplete-type
C++ - What does "Incomplete type not allowed" error mean, and how can I fix it?

Although I've seen many questions referring to the "Incomplete type not allowed" error in C++, I still cannot figure out …

c++ sdl incomplete-type