private DiagnosticInfo InitializeUseSiteDiagnostic(DiagnosticInfo diagnostic)
{
Debug.Assert(!CSDiagnosticInfo.IsEmpty(diagnostic));
if (diagnostic != null)
{
diagnostic = InterlockedOperations.Initialize(ref AccessUncommonFields()._lazyUseSiteDiagnostic, diagnostic, CSDiagnosticInfo.EmptyErrorInfo);
}
_packedFlags.SetIsUseSiteDiagnosticPopulated();
return(diagnostic);
}
internal override DiagnosticInfo GetUseSiteDiagnostic()
{
if (!_packedFlags.IsUseSiteDiagnosticPopulated)
{
DiagnosticInfo result = null;
CalculateUseSiteDiagnostic(ref result);
EnsureTypeParametersAreLoaded(ref result);
return(InitializeUseSiteDiagnostic(result));
}
var uncommonFields = _uncommonFields;
if (uncommonFields == null)
{
return(null);
}
else
{
var result = uncommonFields._lazyUseSiteDiagnostic;
return(CSDiagnosticInfo.IsEmpty(result)
? InterlockedOperations.Initialize(ref uncommonFields._lazyUseSiteDiagnostic, null, CSDiagnosticInfo.EmptyErrorInfo)
: result);
}
}