Compiler Warning C4950

  • Article

'type_or_member' : marked as obsolete

A member or type was marked as obsolete with the ObsoleteAttribute attribute.

C4950 is always issued as an error. You can turn off this warning by using the warning pragma directive or the /wd compiler option.

Example

The following sample generates C4950:

// C4950.cpp
// compile with: /clr
using namespace System;

// Any reference to Func3 should generate an error with message
[System::ObsoleteAttribute("Will be removed in next version", true)]
Int32 Func3(Int32 a, Int32 b) {
   return (a + b);
}

int main() {
   Int32 MyInt3 = ::Func3(2, 2);   // C4950
}