private bool RequiresGetFieldHelperMethod(MetadataType valueType)
{
if (_objectEqualsMethod == null)
{
_objectEqualsMethod = GetWellKnownType(WellKnownType.Object).GetMethod("Equals", null);
}
// If the classlib doesn't have Object.Equals, we don't need this.
if (_objectEqualsMethod == null)
{
return(false);
}
// Byref-like valuetypes cannot be boxed.
if (valueType.IsByRefLike)
{
return(false);
}
// Enums get their overrides from System.Enum.
if (valueType.IsEnum)
{
return(false);
}
// These need to provide an implementation of Equals/GetHashCode because of NaN handling.
// The helper would be useless.
if (valueType.IsWellKnownType(WellKnownType.Double) || valueType.IsWellKnownType(WellKnownType.Single))
{
return(false);
}
return(!_typeStateHashtable.GetOrCreateValue(valueType).CanCompareValueTypeBits);
}
