Feature #10215: prohibit subclassing for classes without allocator in Ruby

• Status: Open
• Assignee: -
• Target version: -

[Hanmac (Hans Mackowiak)]

for the Ruby side it might be interesting if there is a way to prohibit the subclassing of classes that has no allocator like Symbol or Integer or TrueClass

but blocking it generally would break some C-Ext where it has base classes with undefined alloc