Sven Barth via fpc-devel wrote:
Adriaan van Os via fpc-devel <fpc-devel@lists.freepascal.org <mailto:fpc-devel@lists.freepascal.org>> schrieb am Di., 29. Okt. 2024, 15:47:
    The idea of building the RTL in a dynamic ibrary is to have one copy
    of the RTL threadvars, notably
    one copy of the _ExceptObjectStack threadvar. Will this still be
    true if a main program and a
    dynamic library both include sysinit.o ?


The sysinit unit contains the entrypoint and directly references symbols provided by the main program, not the RTL, to pass them into the RTL. It simply can't be inside a library. The exception handling is inside the System and SysUtils units, so no conflict there.

sysinit.o contains _FPC_LIBMAIN and thus has to be linked in when creating a dynamic library compiled with FPC. The crucial question is — do we then end up with one or two copies of the _ExceptObjectStack threadvar ?

Regards,

Adriaan van Os

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