Reported FPU state in debugger does not update or change in any way even if you try to single step through FPU instructions in the debugger, if core=dynamic, the host is x86/x86_64, and DOSBox-X is ...

Once I press F11 as documented, the Debugger Window will turn into fullscreen. open dosbox, open debugger window either by pressing alt+break or debugbox any exe switch to debugger window, press f11 ...