Compiler Warning C4394
Visual Studio 2005
Error Message
'function' : per-appdomain symbol should not be marked with __declspec(dllexport)A function marked with the appdomain __declspec modifier is compiled to MSIL (not to native), and export tables (export __declspec modifier) are not supported for managed functions.
You can declare a managed function to have public accessibility, see Type and Member Visibility for more information.
C4394 is always issued as an error. You can turn off this warning with the #pragma warning or /wd; see warning or /w, /Wn, /WX, /Wall, /wln, /wdn, /wen, /won (Warning Level) for more information.
Example
The following sample generates C4394.
// C4394.cpp // compile with: /clr /c __declspec(dllexport) __declspec(appdomain) int g1 = 0; // C4394 __declspec(dllexport) int g2 = 0; // OK