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Re: [Tinycc-devel] Potential bug - Xt: Unresolved inheritance operation


From: Steffen Nurpmeso
Subject: Re: [Tinycc-devel] Potential bug - Xt: Unresolved inheritance operation
Date: Mon, 03 Oct 2022 20:32:16 +0200
User-agent: s-nail v14.9.24-319-g6b9a35e8b3

Adam Sampson wrote in
 <y2awn9gztfs.fsf@offog.org>:
 |Mid Favila <midfavila@SDF.ORG> writes:
 |> Wanted to add that when Motif (or, at the least, LessTif) programs are
 |> built using tcc, the same problem occurs. Is there anyone else who can
 |> duplicate these findings?
 |
 |I see the same behaviour -- it's failing in XtQueryGeometry, when it
 |tries to call a widget's query_geometry method. If you set a breakpoint
 |in XtQueryGeometry, when built with gcc, the method pointer
 |widget->core.widget_class->query_geometry is NULL; with tcc, it's
 |_XtInherit.
 ...
 |At this point this needs someone more familiar with tcc's linking
 |behaviour than me to sort it out -- there are already some
 |horrible-looking hacks in the libXt code to make _XtInherit visible in
 |the right way on various shared library systems.

Maybe it has something to do with

  https://lists.nongnu.org/archive/html/tinycc-devel/2016-06/msg00005.html

--steffen
|
|Der Kragenbaer,                The moon bear,
|der holt sich munter           he cheerfully and one by one
|einen nach dem anderen runter  wa.ks himself off
|(By Robert Gernhardt)



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