Compiler Error C3126

cannot define a union 'union' inside of managed type 'type'

Remarks

A union cannot be defined inside a managed type.

Example

The following example generates C3126:

// C3126_2.cpp
// compile with: /clr /c
ref class Test
{
   union x
   {   // C3126
      int a;
      int b;
   };
};